<?php
/**
 * MultibyteTest file
 *
 * PHP versions 4 and 5
 *
 * CakePHP(tm) Tests <http://book.cakephp.org/view/1196/Testing>
 * Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
 *
 *  Licensed under The Open Group Test Suite License
 *  Redistributions of files must retain the above copyright notice.
 *
 * @copyright     Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
 * @link          http://book.cakephp.org/view/1196/Testing CakePHP(tm) Tests
 * @package       cake
 * @subpackage    cake.tests.cases.libs
 * @since         CakePHP(tm) v 1.2.0.6833
 * @license       http://www.opensource.org/licenses/opengroup.php The Open Group Test Suite License
 */
App::import('Core', 'Multibyte');

/**
 * MultibyteTest class
 *
 * @package       cake
 * @subpackage    cake.tests.cases.libs
 */
class MultibyteTest extends CakeTestCase {

/**
 * testUtf8 method
 *
 * @access public
 * @return void
 */
	function testUtf8() {
		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$result = Multibyte::utf8($string);
		$expected = array(33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57,
								58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82,
								83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105,
								106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126);
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$result = Multibyte::utf8($string);
		$expected = array(161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181,
								182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200);
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$result = Multibyte::utf8($string);
		$expected = array(201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221,
								222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242,
								243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263,
								264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
								285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300);
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$result = Multibyte::utf8($string);
		$expected = array(301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321,
								322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342,
								343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363,
								364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384,
								385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400);
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$result = Multibyte::utf8($string);
		$expected = array(401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421,
								422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442,
								443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463,
								464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484,
								485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500);
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$result = Multibyte::utf8($string);
		$expected = array(601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621,
								622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642,
								643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663,
								664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684,
								685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700);
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$result = Multibyte::utf8($string);
		$expected = array(1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1039, 1040, 1041,
								1042, 1043, 1044, 1045, 1046, 1047, 1048, 1049, 1050, 1051);
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$result = Multibyte::utf8($string);
		$expected = array(1052, 1053, 1054, 1055, 1056, 1057, 1058, 1059, 1060, 1061, 1062, 1063, 1064, 1065, 1066, 1067, 1068, 1069,
								1070, 1071, 1072, 1073, 1074, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1084, 1085, 1086, 1087,
								1088, 1089, 1090, 1091, 1092, 1093, 1094, 1095, 1096, 1097, 1098, 1099, 1100);
		$this->assertEqual($result, $expected);

		$string = 'չպջռսվտ';
		$result = Multibyte::utf8($string);
		$expected = array(1401, 1402, 1403, 1404, 1405, 1406, 1407);
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$result = Multibyte::utf8($string);
		$expected = array(1601, 1602, 1603, 1604, 1605, 1606, 1607, 1608, 1609, 1610, 1611, 1612, 1613, 1614, 1615);
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$result = Multibyte::utf8($string);
		$expected = array(10032, 10033, 10034, 10035, 10036, 10037, 10038, 10039, 10040, 10041, 10042, 10043, 10044,
								10045, 10046, 10047, 10048, 10049, 10050, 10051, 10052, 10053, 10054, 10055, 10056, 10057,
								10058, 10059, 10060, 10061, 10062, 10063, 10064, 10065, 10066, 10067, 10068, 10069, 10070,
								10071, 10072, 10073, 10074, 10075, 10076, 10077, 10078);
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$result = Multibyte::utf8($string);
		$expected = array(11904, 11905, 11906, 11907, 11908, 11909, 11910, 11911, 11912, 11913, 11914, 11915, 11916, 11917, 11918, 11919,
								11920, 11921, 11922, 11923, 11924, 11925, 11926, 11927, 11928, 11929, 11931, 11932, 11933, 11934, 11935, 11936,
								11937, 11938, 11939, 11940, 11941, 11942, 11943, 11944, 11945, 11946, 11947, 11948, 11949, 11950, 11951, 11952,
								11953, 11954, 11955, 11956, 11957, 11958, 11959, 11960, 11961, 11962, 11963, 11964, 11965, 11966, 11967, 11968,
								11969, 11970, 11971, 11972, 11973, 11974, 11975, 11976, 11977, 11978, 11979, 11980, 11981, 11982, 11983, 11984,
								11985, 11986, 11987, 11988, 11989, 11990, 11991, 11992, 11993, 11994, 11995, 11996, 11997, 11998, 11999, 12000);
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$result = Multibyte::utf8($string);
		$expected = array(12101, 12102, 12103, 12104, 12105, 12106, 12107, 12108, 12109, 12110, 12111, 12112, 12113, 12114, 12115, 12116,
								12117, 12118, 12119, 12120, 12121, 12122, 12123, 12124, 12125, 12126, 12127, 12128, 12129, 12130, 12131, 12132,
								12133, 12134, 12135, 12136, 12137, 12138, 12139, 12140, 12141, 12142, 12143, 12144, 12145, 12146, 12147, 12148,
								12149, 12150, 12151, 12152, 12153, 12154, 12155, 12156, 12157, 12158, 12159);
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$result = Multibyte::utf8($string);
		$expected = array(45601, 45602, 45603, 45604, 45605, 45606, 45607, 45608, 45609, 45610, 45611, 45612, 45613, 45614, 45615, 45616,
								45617, 45618, 45619, 45620, 45621, 45622, 45623, 45624, 45625, 45626, 45627, 45628, 45629, 45630, 45631, 45632,
								45633, 45634, 45635, 45636, 45637, 45638, 45639, 45640, 45641, 45642, 45643, 45644, 45645, 45646, 45647, 45648,
								45649, 45650, 45651, 45652, 45653, 45654, 45655, 45656, 45657, 45658, 45659, 45660, 45661, 45662, 45663, 45664,
								45665, 45666, 45667, 45668, 45669, 45670, 45671, 45672, 45673, 45674, 45675, 45676, 45677, 45678, 45679, 45680,
								45681, 45682, 45683, 45684, 45685, 45686, 45687, 45688, 45689, 45690, 45691, 45692, 45693, 45694, 45695, 45696,
								45697, 45698, 45699, 45700);
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$result = Multibyte::utf8($string);
		$expected = array(65136, 65137, 65138, 65139, 65140, 65141, 65142, 65143, 65144, 65145, 65146, 65147, 65148, 65149, 65150, 65151,
								65152, 65153, 65154, 65155, 65156, 65157, 65158, 65159, 65160, 65161, 65162, 65163, 65164, 65165, 65166, 65167,
								65168, 65169, 65170, 65171, 65172, 65173, 65174, 65175, 65176, 65177, 65178, 65179, 65180, 65181, 65182, 65183,
								65184, 65185, 65186, 65187, 65188, 65189, 65190, 65191, 65192, 65193, 65194, 65195, 65196, 65197, 65198, 65199,
								65200);
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$result = Multibyte::utf8($string);
		$expected = array(65201, 65202, 65203, 65204, 65205, 65206, 65207, 65208, 65209, 65210, 65211, 65212, 65213, 65214, 65215, 65216,
								65217, 65218, 65219, 65220, 65221, 65222, 65223, 65224, 65225, 65226, 65227, 65228, 65229, 65230, 65231, 65232,
								65233, 65234, 65235, 65236, 65237, 65238, 65239, 65240, 65241, 65242, 65243, 65244, 65245, 65246, 65247, 65248,
								65249, 65250, 65251, 65252, 65253, 65254, 65255, 65256, 65257, 65258, 65259, 65260, 65261, 65262, 65263, 65264,
								65265, 65266, 65267, 65268, 65269, 65270, 65271, 65272, 65273, 65274, 65275, 65276);
		$this->assertEqual($result, $expected);


		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$result = Multibyte::utf8($string);
		$expected = array(65345, 65346, 65347, 65348, 65349, 65350, 65351, 65352, 65353, 65354, 65355, 65356, 65357, 65358, 65359, 65360,
								65361, 65362, 65363, 65364, 65365, 65366, 65367, 65368, 65369, 65370);
		$this->assertEqual($result, $expected);


		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$result = Multibyte::utf8($string);
		$expected = array(65377, 65378, 65379, 65380, 65381, 65382, 65383, 65384, 65385, 65386, 65387, 65388, 65389, 65390, 65391, 65392,
								65393, 65394, 65395, 65396, 65397, 65398, 65399, 65400);
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$result = Multibyte::utf8($string);
		$expected = array(65401, 65402, 65403, 65404, 65405, 65406, 65407, 65408, 65409, 65410, 65411, 65412, 65413, 65414, 65415, 65416,
								65417, 65418, 65419, 65420, 65421, 65422, 65423, 65424, 65425, 65426, 65427, 65428, 65429, 65430, 65431, 65432,
								65433, 65434, 65435, 65436, 65437, 65438);
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$result = Multibyte::utf8($string);
		$expected = array(292, 275, 314, 316, 335, 44, 32, 372, 337, 345, 316, 271, 33);
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$result = Multibyte::utf8($string);
		$expected = array(72, 101, 108, 108, 111, 44, 32, 87, 111, 114, 108, 100, 33);
		$this->assertEqual($result, $expected);

		$string = '¨';
		$result = Multibyte::utf8($string);
		$expected = array(168);
		$this->assertEqual($result, $expected);

		$string = '¿';
		$result = Multibyte::utf8($string);
		$expected = array(191);
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$result = Multibyte::utf8($string);
		$expected = array(269, 105, 110, 105);
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$result = Multibyte::utf8($string);
		$expected = array(109, 111, 263, 105);
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$result = Multibyte::utf8($string);
		$expected = array(100, 114, 382, 97, 118, 110, 105);
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$result = Multibyte::utf8($string);
		$expected = array(25226, 30334, 24230, 35774, 20026, 39318, 39029);
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$result = Multibyte::utf8($string);
		$expected = array(19968, 20108, 19977, 21608, 27704, 40845);
		$this->assertEqual($result, $expected);

		$string = 'ԀԂԄԆԈԊԌԎԐԒ';
		$result = Multibyte::utf8($string);
		$expected = array(1280, 1282, 1284, 1286, 1288, 1290, 1292, 1294, 1296, 1298);
		$this->assertEqual($result, $expected);

		$string = 'ԁԃԅԇԉԋԍԏԐԒ';
		$result = Multibyte::utf8($string);
		$expected = array(1281, 1283, 1285, 1287, 1289, 1291, 1293, 1295, 1296, 1298);
		$this->assertEqual($result, $expected);

		$string = 'ԱԲԳԴԵԶԷԸԹԺԻԼԽԾԿՀՁՂՃՄՅՆՇՈՉՊՋՌՍՎՏՐՑՒՓՔՕՖև';
		$result = Multibyte::utf8($string);
		$expected = array(1329, 1330, 1331, 1332, 1333, 1334, 1335, 1336, 1337, 1338, 1339, 1340, 1341, 1342, 1343, 1344, 1345, 1346,
								1347, 1348, 1349, 1350, 1351, 1352, 1353, 1354, 1355, 1356, 1357, 1358, 1359, 1360, 1361, 1362, 1363, 1364,
								1365, 1366, 1415);
		$this->assertEqual($result, $expected);

		$string = 'աբգդեզէըթժիլխծկհձղճմյնշոչպջռսվտրցւփքօֆև';
		$result = Multibyte::utf8($string);
		$expected = array(1377, 1378, 1379, 1380, 1381, 1382, 1383, 1384, 1385, 1386, 1387, 1388, 1389, 1390, 1391, 1392, 1393, 1394,
								1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1403, 1404, 1405, 1406, 1407, 1408, 1409, 1410, 1411, 1412,
								1413, 1414, 1415);
		$this->assertEqual($result, $expected);

		$string = 'ႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅ';
		$result = Multibyte::utf8($string);
		$expected = array(4256, 4257, 4258, 4259, 4260, 4261, 4262, 4263, 4264, 4265, 4266, 4267, 4268, 4269, 4270, 4271, 4272, 4273,
								4274, 4275, 4276, 4277, 4278, 4279, 4280, 4281, 4282, 4283, 4284, 4285, 4286, 4287, 4288, 4289, 4290, 4291,
								4292, 4293);
		$this->assertEqual($result, $expected);

		$string = 'ḀḂḄḆḈḊḌḎḐḒḔḖḘḚḜḞḠḢḤḦḨḪḬḮḰḲḴḶḸḺḼḾṀṂṄṆṈṊṌṎṐṒṔṖṘṚṜṞṠṢṤṦṨṪṬṮṰṲṴṶṸṺṼṾẀẂẄẆẈẊẌẎẐẒẔẖẗẘẙẚẠẢẤẦẨẪẬẮẰẲẴẶẸẺẼẾỀỂỄỆỈỊỌỎỐỒỔỖỘỚỜỞỠỢỤỦỨỪỬỮỰỲỴỶỸ';
		$result = Multibyte::utf8($string);
		$expected = array(7680, 7682, 7684, 7686, 7688, 7690, 7692, 7694, 7696, 7698, 7700, 7702, 7704, 7706, 7708, 7710, 7712, 7714,
								7716, 7718, 7720, 7722, 7724, 7726, 7728, 7730, 7732, 7734, 7736, 7738, 7740, 7742, 7744, 7746, 7748, 7750,
								7752, 7754, 7756, 7758, 7760, 7762, 7764, 7766, 7768, 7770, 7772, 7774, 7776, 7778, 7780, 7782, 7784, 7786,
								7788, 7790, 7792, 7794, 7796, 7798, 7800, 7802, 7804, 7806, 7808, 7810, 7812, 7814, 7816, 7818, 7820, 7822,
								7824, 7826, 7828, 7830, 7831, 7832, 7833, 7834,       7840, 7842, 7844, 7846, 7848, 7850, 7852, 7854, 7856,
								7858, 7860, 7862, 7864, 7866, 7868, 7870, 7872, 7874, 7876, 7878, 7880, 7882, 7884, 7886, 7888, 7890, 7892,
								7894, 7896, 7898, 7900, 7902, 7904, 7906, 7908, 7910, 7912, 7914, 7916, 7918, 7920, 7922, 7924, 7926,  7928);
		$this->assertEqual($result, $expected);

		$string = 'ḁḃḅḇḉḋḍḏḑḓḕḗḙḛḝḟḡḣḥḧḩḫḭḯḱḳḵḷḹḻḽḿṁṃṅṇṉṋṍṏṑṓṕṗṙṛṝṟṡṣṥṧṩṫṭṯṱṳṵṷṹṻṽṿẁẃẅẇẉẋẍẏẑẓẕẖẗẘẙẚạảấầẩẫậắằẳẵặẹẻẽếềểễệỉịọỏốồổỗộớờởỡợụủứừửữựỳỵỷỹ';
		$result = Multibyte::utf8($string);
		$expected = array(7681, 7683, 7685, 7687, 7689, 7691, 7693, 7695, 7697, 7699, 7701, 7703, 7705, 7707, 7709, 7711, 7713, 7715,
									7717, 7719, 7721, 7723, 7725, 7727, 7729, 7731, 7733, 7735, 7737, 7739, 7741, 7743, 7745, 7747, 7749, 7751,
									7753, 7755, 7757, 7759, 7761, 7763, 7765, 7767, 7769, 7771, 7773, 7775, 7777, 7779, 7781, 7783, 7785, 7787,
									7789, 7791, 7793, 7795, 7797, 7799, 7801, 7803, 7805, 7807, 7809, 7811, 7813, 7815, 7817, 7819, 7821, 7823,
									7825, 7827, 7829, 7830, 7831, 7832, 7833, 7834, 7841, 7843, 7845, 7847, 7849, 7851, 7853, 7855, 7857, 7859,
									7861, 7863, 7865, 7867, 7869, 7871, 7873, 7875, 7877, 7879, 7881, 7883, 7885, 7887, 7889, 7891, 7893, 7895,
									7897, 7899, 7901, 7903, 7905, 7907, 7909, 7911, 7913, 7915, 7917, 7919, 7921, 7923, 7925, 7927, 7929);
		$this->assertEqual($result, $expected);

		$string = 'ΩKÅℲ';
		$result = Multibyte::utf8($string);
		$expected = array(8486, 8490, 8491, 8498);
		$this->assertEqual($result, $expected);

		$string = 'ωkåⅎ';
		$result = Multibyte::utf8($string);
		$expected = array(969, 107, 229, 8526);
		$this->assertEqual($result, $expected);

		$string = 'ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩⅪⅫⅬⅭⅮⅯↃ';
		$result = Multibyte::utf8($string);
		$expected = array(8544, 8545, 8546, 8547, 8548, 8549, 8550, 8551, 8552, 8553, 8554, 8555, 8556, 8557, 8558, 8559, 8579);
		$this->assertEqual($result, $expected);

		$string = 'ⅰⅱⅲⅳⅴⅵⅶⅷⅸⅹⅺⅻⅼⅽⅾⅿↄ';
		$result = Multibyte::utf8($string);
		$expected = array(8560, 8561, 8562, 8563, 8564, 8565, 8566, 8567, 8568, 8569, 8570, 8571, 8572, 8573, 8574, 8575, 8580);
		$this->assertEqual($result, $expected);

		$string = 'ⒶⒷⒸⒹⒺⒻⒼⒽⒾⒿⓀⓁⓂⓃⓄⓅⓆⓇⓈⓉⓊⓋⓌⓍⓎⓏ';
		$result = Multibyte::utf8($string);
		$expected = array(9398, 9399, 9400, 9401, 9402, 9403, 9404, 9405, 9406, 9407, 9408, 9409, 9410, 9411, 9412, 9413, 9414,
								9415, 9416, 9417, 9418, 9419, 9420, 9421, 9422, 9423);
		$this->assertEqual($result, $expected);

		$string = 'ⓐⓑⓒⓓⓔⓕⓖⓗⓘⓙⓚⓛⓜⓝⓞⓟⓠⓡⓢⓣⓤⓥⓦⓧⓨⓩ';
		$result = Multibyte::utf8($string);
		$expected = array(9424, 9425, 9426, 9427, 9428, 9429, 9430, 9431, 9432, 9433, 9434, 9435, 9436, 9437, 9438, 9439, 9440, 9441,
								9442, 9443, 9444, 9445, 9446, 9447, 9448, 9449);
		$this->assertEqual($result, $expected);

		$string = 'ⰀⰁⰂⰃⰄⰅⰆⰇⰈⰉⰊⰋⰌⰍⰎⰏⰐⰑⰒⰓⰔⰕⰖⰗⰘⰙⰚⰛⰜⰝⰞⰟⰠⰡⰢⰣⰤⰥⰦⰧⰨⰩⰪⰫⰬⰭⰮ';
		$result = Multibyte::utf8($string);
		$expected = array(11264, 11265, 11266, 11267, 11268, 11269, 11270, 11271, 11272, 11273, 11274, 11275, 11276, 11277, 11278,
								11279, 11280, 11281, 11282, 11283, 11284, 11285, 11286, 11287, 11288, 11289, 11290, 11291, 11292, 11293,
								11294, 11295, 11296, 11297, 11298, 11299, 11300, 11301, 11302, 11303, 11304, 11305, 11306, 11307, 11308,
								11309, 11310);
		$this->assertEqual($result, $expected);

		$string = 'ⰰⰱⰲⰳⰴⰵⰶⰷⰸⰹⰺⰻⰼⰽⰾⰿⱀⱁⱂⱃⱄⱅⱆⱇⱈⱉⱊⱋⱌⱍⱎⱏⱐⱑⱒⱓⱔⱕⱖⱗⱘⱙⱚⱛⱜⱝⱞ';
		$result = Multibyte::utf8($string);
		$expected = array(11312, 11313, 11314, 11315, 11316, 11317, 11318, 11319, 11320, 11321, 11322, 11323, 11324, 11325, 11326, 11327,
								11328, 11329, 11330, 11331, 11332, 11333, 11334, 11335, 11336, 11337, 11338, 11339, 11340, 11341, 11342, 11343,
								11344, 11345, 11346, 11347, 11348, 11349, 11350, 11351, 11352, 11353, 11354, 11355, 11356, 11357, 11358);
		$this->assertEqual($result, $expected);

		$string = 'ⲀⲂⲄⲆⲈⲊⲌⲎⲐⲒⲔⲖⲘⲚⲜⲞⲠⲢⲤⲦⲨⲪⲬⲮⲰⲲⲴⲶⲸⲺⲼⲾⳀⳂⳄⳆⳈⳊⳌⳎⳐⳒⳔⳖⳘⳚⳜⳞⳠⳢ';
		$result = Multibyte::utf8($string);
		$expected = array(11392, 11394, 11396, 11398, 11400, 11402, 11404, 11406, 11408, 11410, 11412, 11414, 11416, 11418, 11420,
									11422, 11424, 11426, 11428, 11430, 11432, 11434, 11436, 11438, 11440, 11442, 11444, 11446, 11448, 11450,
									11452, 11454, 11456, 11458, 11460, 11462, 11464, 11466, 11468, 11470, 11472, 11474, 11476, 11478, 11480,
									11482, 11484, 11486, 11488, 11490);
		$this->assertEqual($result, $expected);

		$string = 'ⲁⲃⲅⲇⲉⲋⲍⲏⲑⲓⲕⲗⲙⲛⲝⲟⲡⲣⲥⲧⲩⲫⲭⲯⲱⲳⲵⲷⲹⲻⲽⲿⳁⳃⳅⳇⳉⳋⳍⳏⳑⳓⳕⳗⳙⳛⳝⳟⳡⳣ';
		$result = Multibyte::utf8($string);
		$expected = array(11393, 11395, 11397, 11399, 11401, 11403, 11405, 11407, 11409, 11411, 11413, 11415, 11417, 11419, 11421, 11423,
								11425, 11427, 11429, 11431, 11433, 11435, 11437, 11439, 11441, 11443, 11445, 11447, 11449, 11451, 11453, 11455,
								11457, 11459, 11461, 11463, 11465, 11467, 11469, 11471, 11473, 11475, 11477, 11479, 11481, 11483, 11485, 11487,
								11489, 11491);
		$this->assertEqual($result, $expected);


		$string = 'ﬀﬁﬂﬃﬄﬅﬆﬓﬔﬕﬖﬗ';
		$result = Multibyte::utf8($string);
		$expected = array(64256, 64257, 64258, 64259, 64260, 64261, 64262, 64275, 64276, 64277, 64278, 64279);
		$this->assertEqual($result, $expected);
	}

/**
 * testAscii method
 *
 * @access public
 * @return void
 */
	function testAscii() {
		$utf8 = array(33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57,
							58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82,
							83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105,
							106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126);
		$result = Multibyte::ascii($utf8);

		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$utf8 = array(161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181,
								182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200);
		$result = Multibyte::ascii($utf8);

		$expected = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$utf8 = array(201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221,
								222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242,
								243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263,
								264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
								285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300);
		$result = Multibyte::ascii($utf8);
		$expected = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$this->assertEqual($result, $expected);

		$utf8 = array(301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321,
								322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342,
								343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363,
								364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384,
								385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400);
		$expected = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421,
								422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442,
								443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463,
								464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484,
								485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500);
		$expected = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621,
								622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642,
								643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663,
								664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684,
								685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700);
		$expected = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1039, 1040, 1041,
								1042, 1043, 1044, 1045, 1046, 1047, 1048, 1049, 1050, 1051);
		$expected = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(1052, 1053, 1054, 1055, 1056, 1057, 1058, 1059, 1060, 1061, 1062, 1063, 1064, 1065, 1066, 1067, 1068, 1069,
								1070, 1071, 1072, 1073, 1074, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1084, 1085, 1086, 1087,
								1088, 1089, 1090, 1091, 1092, 1093, 1094, 1095, 1096, 1097, 1098, 1099, 1100);
		$expected = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(1401, 1402, 1403, 1404, 1405, 1406, 1407);
		$expected = 'չպջռսվտ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(1601, 1602, 1603, 1604, 1605, 1606, 1607, 1608, 1609, 1610, 1611, 1612, 1613, 1614, 1615);
		$expected = 'فقكلمنهوىيًٌٍَُ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(10032, 10033, 10034, 10035, 10036, 10037, 10038, 10039, 10040, 10041, 10042, 10043, 10044,
								10045, 10046, 10047, 10048, 10049, 10050, 10051, 10052, 10053, 10054, 10055, 10056, 10057,
								10058, 10059, 10060, 10061, 10062, 10063, 10064, 10065, 10066, 10067, 10068, 10069, 10070,
								10071, 10072, 10073, 10074, 10075, 10076, 10077, 10078);
		$expected = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(11904, 11905, 11906, 11907, 11908, 11909, 11910, 11911, 11912, 11913, 11914, 11915, 11916, 11917, 11918, 11919,
								11920, 11921, 11922, 11923, 11924, 11925, 11926, 11927, 11928, 11929, 11931, 11932, 11933, 11934, 11935, 11936,
								11937, 11938, 11939, 11940, 11941, 11942, 11943, 11944, 11945, 11946, 11947, 11948, 11949, 11950, 11951, 11952,
								11953, 11954, 11955, 11956, 11957, 11958, 11959, 11960, 11961, 11962, 11963, 11964, 11965, 11966, 11967, 11968,
								11969, 11970, 11971, 11972, 11973, 11974, 11975, 11976, 11977, 11978, 11979, 11980, 11981, 11982, 11983, 11984,
								11985, 11986, 11987, 11988, 11989, 11990, 11991, 11992, 11993, 11994, 11995, 11996, 11997, 11998, 11999, 12000);
		$expected = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(12101, 12102, 12103, 12104, 12105, 12106, 12107, 12108, 12109, 12110, 12111, 12112, 12113, 12114, 12115, 12116,
								12117, 12118, 12119, 12120, 12121, 12122, 12123, 12124, 12125, 12126, 12127, 12128, 12129, 12130, 12131, 12132,
								12133, 12134, 12135, 12136, 12137, 12138, 12139, 12140, 12141, 12142, 12143, 12144, 12145, 12146, 12147, 12148,
								12149, 12150, 12151, 12152, 12153, 12154, 12155, 12156, 12157, 12158, 12159);
		$expected = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(45601, 45602, 45603, 45604, 45605, 45606, 45607, 45608, 45609, 45610, 45611, 45612, 45613, 45614, 45615, 45616,
								45617, 45618, 45619, 45620, 45621, 45622, 45623, 45624, 45625, 45626, 45627, 45628, 45629, 45630, 45631, 45632,
								45633, 45634, 45635, 45636, 45637, 45638, 45639, 45640, 45641, 45642, 45643, 45644, 45645, 45646, 45647, 45648,
								45649, 45650, 45651, 45652, 45653, 45654, 45655, 45656, 45657, 45658, 45659, 45660, 45661, 45662, 45663, 45664,
								45665, 45666, 45667, 45668, 45669, 45670, 45671, 45672, 45673, 45674, 45675, 45676, 45677, 45678, 45679, 45680,
								45681, 45682, 45683, 45684, 45685, 45686, 45687, 45688, 45689, 45690, 45691, 45692, 45693, 45694, 45695, 45696,
								45697, 45698, 45699, 45700);
		$expected = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(65136, 65137, 65138, 65139, 65140, 65141, 65142, 65143, 65144, 65145, 65146, 65147, 65148, 65149, 65150, 65151,
								65152, 65153, 65154, 65155, 65156, 65157, 65158, 65159, 65160, 65161, 65162, 65163, 65164, 65165, 65166, 65167,
								65168, 65169, 65170, 65171, 65172, 65173, 65174, 65175, 65176, 65177, 65178, 65179, 65180, 65181, 65182, 65183,
								65184, 65185, 65186, 65187, 65188, 65189, 65190, 65191, 65192, 65193, 65194, 65195, 65196, 65197, 65198, 65199,
								65200);
		$expected = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(65201, 65202, 65203, 65204, 65205, 65206, 65207, 65208, 65209, 65210, 65211, 65212, 65213, 65214, 65215, 65216,
								65217, 65218, 65219, 65220, 65221, 65222, 65223, 65224, 65225, 65226, 65227, 65228, 65229, 65230, 65231, 65232,
								65233, 65234, 65235, 65236, 65237, 65238, 65239, 65240, 65241, 65242, 65243, 65244, 65245, 65246, 65247, 65248,
								65249, 65250, 65251, 65252, 65253, 65254, 65255, 65256, 65257, 65258, 65259, 65260, 65261, 65262, 65263, 65264,
								65265, 65266, 65267, 65268, 65269, 65270, 65271, 65272, 65273, 65274, 65275, 65276);
		$expected = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(65345, 65346, 65347, 65348, 65349, 65350, 65351, 65352, 65353, 65354, 65355, 65356, 65357, 65358, 65359, 65360,
								65361, 65362, 65363, 65364, 65365, 65366, 65367, 65368, 65369, 65370);
		$expected = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(65377, 65378, 65379, 65380, 65381, 65382, 65383, 65384, 65385, 65386, 65387, 65388, 65389, 65390, 65391, 65392,
								65393, 65394, 65395, 65396, 65397, 65398, 65399, 65400);
		$expected = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(65401, 65402, 65403, 65404, 65405, 65406, 65407, 65408, 65409, 65410, 65411, 65412, 65413, 65414, 65415, 65416,
								65417, 65418, 65419, 65420, 65421, 65422, 65423, 65424, 65425, 65426, 65427, 65428, 65429, 65430, 65431, 65432,
								65433, 65434, 65435, 65436, 65437, 65438);
		$expected = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(292, 275, 314, 316, 335, 44, 32, 372, 337, 345, 316, 271, 33);
		$expected = 'Ĥēĺļŏ, Ŵőřļď!';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(72, 101, 108, 108, 111, 44, 32, 87, 111, 114, 108, 100, 33);
		$expected = 'Hello, World!';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(168);
		$expected = '¨';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(191);
		$expected = '¿';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(269, 105, 110, 105);
		$expected = 'čini';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(109, 111, 263, 105);
		$expected = 'moći';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(100, 114, 382, 97, 118, 110, 105);
		$expected = 'državni';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(25226, 30334, 24230, 35774, 20026, 39318, 39029);
		$expected = '把百度设为首页';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(19968, 20108, 19977, 21608, 27704, 40845);
		$expected = '一二三周永龍';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(1280, 1282, 1284, 1286, 1288, 1290, 1292, 1294, 1296, 1298);
		$expected = 'ԀԂԄԆԈԊԌԎԐԒ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(1281, 1283, 1285, 1287, 1289, 1291, 1293, 1295, 1296, 1298);
		$expected = 'ԁԃԅԇԉԋԍԏԐԒ';
		$result = Multibyte::ascii($utf8);
		$this->assertEqual($result, $expected);

		$utf8 = array(1329, 1330, 1331, 1332, 1333, 1334, 1335, 1336, 1337, 1338, 1339, 1340, 1341, 1342, 1343, 1344, 1345, 1346, 1347,
							1348, 1349, 1350, 1351, 1352, 1353, 1354, 1355, 1356, 1357, 1358, 1359, 1360, 1361, 1362, 1363, 1364, 1365,
							1366, 1415);
		$result = Multibyte::ascii($utf8);
		$expected = 'ԱԲԳԴԵԶԷԸԹԺԻԼԽԾԿՀՁՂՃՄՅՆՇՈՉՊՋՌՍՎՏՐՑՒՓՔՕՖև';
		$this->assertEqual($result, $expected);

		$utf8 = array(1377, 1378, 1379, 1380, 1381, 1382, 1383, 1384, 1385, 1386, 1387, 1388, 1389, 1390, 1391, 1392, 1393, 1394,
								1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1403, 1404, 1405, 1406, 1407, 1408, 1409, 1410, 1411, 1412,
								1413, 1414, 1415);
		$result = Multibyte::ascii($utf8);
		$expected = 'աբգդեզէըթժիլխծկհձղճմյնշոչպջռսվտրցւփքօֆև';
		$this->assertEqual($result, $expected);

		$utf8 = array(4256, 4257, 4258, 4259, 4260, 4261, 4262, 4263, 4264, 4265, 4266, 4267, 4268, 4269, 4270, 4271, 4272, 4273, 4274,
							4275, 4276, 4277, 4278, 4279, 4280, 4281, 4282, 4283, 4284, 4285, 4286, 4287, 4288, 4289, 4290, 4291, 4292, 4293);
		$result = Multibyte::ascii($utf8);
		$expected = 'ႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅ';
		$this->assertEqual($result, $expected);

		$utf8 = array(7680, 7682, 7684, 7686, 7688, 7690, 7692, 7694, 7696, 7698, 7700, 7702, 7704, 7706, 7708, 7710, 7712, 7714,
								7716, 7718, 7720, 7722, 7724, 7726, 7728, 7730, 7732, 7734, 7736, 7738, 7740, 7742, 7744, 7746, 7748, 7750,
								7752, 7754, 7756, 7758, 7760, 7762, 7764, 7766, 7768, 7770, 7772, 7774, 7776, 7778, 7780, 7782, 7784, 7786,
								7788, 7790, 7792, 7794, 7796, 7798, 7800, 7802, 7804, 7806, 7808, 7810, 7812, 7814, 7816, 7818, 7820, 7822,
								7824, 7826, 7828, 7830, 7831, 7832, 7833, 7834,       7840, 7842, 7844, 7846, 7848, 7850, 7852, 7854, 7856,
								7858, 7860, 7862, 7864, 7866, 7868, 7870, 7872, 7874, 7876, 7878, 7880, 7882, 7884, 7886, 7888, 7890, 7892,
								7894, 7896, 7898, 7900, 7902, 7904, 7906, 7908, 7910, 7912, 7914, 7916, 7918, 7920, 7922, 7924, 7926,  7928);
		$result = Multibyte::ascii($utf8);
		$expected = 'ḀḂḄḆḈḊḌḎḐḒḔḖḘḚḜḞḠḢḤḦḨḪḬḮḰḲḴḶḸḺḼḾṀṂṄṆṈṊṌṎṐṒṔṖṘṚṜṞṠṢṤṦṨṪṬṮṰṲṴṶṸṺṼṾẀẂẄẆẈẊẌẎẐẒẔẖẗẘẙẚẠẢẤẦẨẪẬẮẰẲẴẶẸẺẼẾỀỂỄỆỈỊỌỎỐỒỔỖỘỚỜỞỠỢỤỦỨỪỬỮỰỲỴỶỸ';
		$this->assertEqual($result, $expected);

		$utf8 = array(7681, 7683, 7685, 7687, 7689, 7691, 7693, 7695, 7697, 7699, 7701, 7703, 7705, 7707, 7709, 7711, 7713, 7715,
							7717, 7719, 7721, 7723, 7725, 7727, 7729, 7731, 7733, 7735, 7737, 7739, 7741, 7743, 7745, 7747, 7749, 7751,
							7753, 7755, 7757, 7759, 7761, 7763, 7765, 7767, 7769, 7771, 7773, 7775, 7777, 7779, 7781, 7783, 7785, 7787,
							7789, 7791, 7793, 7795, 7797, 7799, 7801, 7803, 7805, 7807, 7809, 7811, 7813, 7815, 7817, 7819, 7821, 7823,
							7825, 7827, 7829, 7830, 7831, 7832, 7833, 7834, 7841, 7843, 7845, 7847, 7849, 7851, 7853, 7855, 7857, 7859,
							7861, 7863, 7865, 7867, 7869, 7871, 7873, 7875, 7877, 7879, 7881, 7883, 7885, 7887, 7889, 7891, 7893, 7895,
							7897, 7899, 7901, 7903, 7905, 7907, 7909, 7911, 7913, 7915, 7917, 7919, 7921, 7923, 7925, 7927, 7929);
		$result = Multibyte::ascii($utf8);
		$expected = 'ḁḃḅḇḉḋḍḏḑḓḕḗḙḛḝḟḡḣḥḧḩḫḭḯḱḳḵḷḹḻḽḿṁṃṅṇṉṋṍṏṑṓṕṗṙṛṝṟṡṣṥṧṩṫṭṯṱṳṵṷṹṻṽṿẁẃẅẇẉẋẍẏẑẓẕẖẗẘẙẚạảấầẩẫậắằẳẵặẹẻẽếềểễệỉịọỏốồổỗộớờởỡợụủứừửữựỳỵỷỹ';
		$this->assertEqual($result, $expected);

		$utf8 = array(8486, 8490, 8491, 8498);
		$result = Multibyte::ascii($utf8);
		$expected = 'ΩKÅℲ';
		$this->assertEqual($result, $expected);

		$utf8 = array(969, 107, 229, 8526);
		$result = Multibyte::ascii($utf8);
		$expected = 'ωkåⅎ';
		$this->assertEqual($result, $expected);

		$utf8 = array(8544, 8545, 8546, 8547, 8548, 8549, 8550, 8551, 8552, 8553, 8554, 8555, 8556, 8557, 8558, 8559, 8579);
		$result = Multibyte::ascii($utf8);
		$expected = 'ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩⅪⅫⅬⅭⅮⅯↃ';
		$this->assertEqual($result, $expected);

		$utf8 = array(8560, 8561, 8562, 8563, 8564, 8565, 8566, 8567, 8568, 8569, 8570, 8571, 8572, 8573, 8574, 8575, 8580);
		$result = Multibyte::ascii($utf8);
		$expected = 'ⅰⅱⅲⅳⅴⅵⅶⅷⅸⅹⅺⅻⅼⅽⅾⅿↄ';
		$this->assertEqual($result, $expected);

		$utf8 = array(9398, 9399, 9400, 9401, 9402, 9403, 9404, 9405, 9406, 9407, 9408, 9409, 9410, 9411, 9412, 9413, 9414,
							9415, 9416, 9417, 9418, 9419, 9420, 9421, 9422, 9423);
		$result = Multibyte::ascii($utf8);
		$expected = 'ⒶⒷⒸⒹⒺⒻⒼⒽⒾⒿⓀⓁⓂⓃⓄⓅⓆⓇⓈⓉⓊⓋⓌⓍⓎⓏ';
		$this->assertEqual($result, $expected);

		$utf8 = array(9424, 9425, 9426, 9427, 9428, 9429, 9430, 9431, 9432, 9433, 9434, 9435, 9436, 9437, 9438, 9439, 9440, 9441,
							9442, 9443, 9444, 9445, 9446, 9447, 9448, 9449);
		$result = Multibyte::ascii($utf8);
		$expected = 'ⓐⓑⓒⓓⓔⓕⓖⓗⓘⓙⓚⓛⓜⓝⓞⓟⓠⓡⓢⓣⓤⓥⓦⓧⓨⓩ';
		$this->assertEqual($result, $expected);

		$utf8 = array(11264, 11265, 11266, 11267, 11268, 11269, 11270, 11271, 11272, 11273, 11274, 11275, 11276, 11277, 11278, 11279,
							11280, 11281, 11282, 11283, 11284, 11285, 11286, 11287, 11288, 11289, 11290, 11291, 11292, 11293, 11294, 11295,
							11296, 11297, 11298, 11299, 11300, 11301, 11302, 11303, 11304, 11305, 11306, 11307, 11308, 11309, 11310);
		$result = Multibyte::ascii($utf8);
		$expected = 'ⰀⰁⰂⰃⰄⰅⰆⰇⰈⰉⰊⰋⰌⰍⰎⰏⰐⰑⰒⰓⰔⰕⰖⰗⰘⰙⰚⰛⰜⰝⰞⰟⰠⰡⰢⰣⰤⰥⰦⰧⰨⰩⰪⰫⰬⰭⰮ';
		$this->assertEqual($result, $expected);

		$utf8 = array(11312, 11313, 11314, 11315, 11316, 11317, 11318, 11319, 11320, 11321, 11322, 11323, 11324, 11325, 11326, 11327,
							11328, 11329, 11330, 11331, 11332, 11333, 11334, 11335, 11336, 11337, 11338, 11339, 11340, 11341, 11342, 11343,
							11344, 11345, 11346, 11347, 11348, 11349, 11350, 11351, 11352, 11353, 11354, 11355, 11356, 11357, 11358);
		$result = Multibyte::ascii($utf8);
		$expected = 'ⰰⰱⰲⰳⰴⰵⰶⰷⰸⰹⰺⰻⰼⰽⰾⰿⱀⱁⱂⱃⱄⱅⱆⱇⱈⱉⱊⱋⱌⱍⱎⱏⱐⱑⱒⱓⱔⱕⱖⱗⱘⱙⱚⱛⱜⱝⱞ';
		$this->assertEqual($result, $expected);

		$utf8 = array(11392, 11394, 11396, 11398, 11400, 11402, 11404, 11406, 11408, 11410, 11412, 11414, 11416, 11418, 11420,
									11422, 11424, 11426, 11428, 11430, 11432, 11434, 11436, 11438, 11440, 11442, 11444, 11446, 11448, 11450,
									11452, 11454, 11456, 11458, 11460, 11462, 11464, 11466, 11468, 11470, 11472, 11474, 11476, 11478, 11480,
									11482, 11484, 11486, 11488, 11490);
		$result = Multibyte::ascii($utf8);
		$expected = 'ⲀⲂⲄⲆⲈⲊⲌⲎⲐⲒⲔⲖⲘⲚⲜⲞⲠⲢⲤⲦⲨⲪⲬⲮⲰⲲⲴⲶⲸⲺⲼⲾⳀⳂⳄⳆⳈⳊⳌⳎⳐⳒⳔⳖⳘⳚⳜⳞⳠⳢ';
		$this->assertEqual($result, $expected);

		$utf8 = array(11393, 11395, 11397, 11399, 11401, 11403, 11405, 11407, 11409, 11411, 11413, 11415, 11417, 11419, 11421, 11423,
							11425, 11427, 11429, 11431, 11433, 11435, 11437, 11439, 11441, 11443, 11445, 11447, 11449, 11451, 11453, 11455,
							11457, 11459, 11461, 11463, 11465, 11467, 11469, 11471, 11473, 11475, 11477, 11479, 11481, 11483, 11485, 11487,
							11489, 11491);
		$result = Multibyte::ascii($utf8);
		$expected = 'ⲁⲃⲅⲇⲉⲋⲍⲏⲑⲓⲕⲗⲙⲛⲝⲟⲡⲣⲥⲧⲩⲫⲭⲯⲱⲳⲵⲷⲹⲻⲽⲿⳁⳃⳅⳇⳉⳋⳍⳏⳑⳓⳕⳗⳙⳛⳝⳟⳡⳣ';
		$this->assertEqual($result, $expected);

		$utf8 = array(64256, 64257, 64258, 64259, 64260, 64261, 64262, 64275, 64276, 64277, 64278, 64279);
		$result = Multibyte::ascii($utf8);
		$expected = 'ﬀﬁﬂﬃﬄﬅﬆﬓﬔﬕﬖﬗ';
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStripos method
 *
 * @access public
 * @return void
 */
	function testUsingMbStripos() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'f';
		$result = mb_stripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQFRSTUVWXYZ0123456789';
		$find = 'f';
		$result = mb_stripos($string, $find, 6);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'å';
		$result = mb_stripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'å';
		$result = mb_stripos($string, $find, 6);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'ċ';
		$result = mb_stripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁĊŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'ċ';
		$result = mb_stripos($string, $find, 6);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'f';
		$result = mb_stripos($string, $find);
		$expected = 37;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'Μ';
		$result = mb_stripos($string, $find);
		$expected = 20;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'É';
		$result = mb_stripos($string, $find, 6);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_stripos($string, $find);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = mb_stripos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = mb_stripos($string, $find, 40);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'Ʀ';
		$result = mb_stripos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'ї';
		$result = mb_stripos($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_stripos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_stripos($string, $find, 5);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_stripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_stripos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_stripos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_stripos($string, $find);
		$expected = 31;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_stripos($string, $find);
		$expected = 26;
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_stripos($string, $find);
		$expected = 46;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_stripos($string, $find);
		$expected = 45;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_stripos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'Ｋ';
		$result = mb_stripos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_stripos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_stripos($string, $find);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_stripos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'Ő';
		$result = mb_stripos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'O';
		$result = mb_stripos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_stripos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'N';
		$result = mb_stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'Ć';
		$result = mb_stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'Ž';
		$result = mb_stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_stripos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_stripos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'DŽ';
		$result = mb_stripos($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStripos method
 *
 * @access public
 * @return void
 */
	function testMultibyteStripos() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'f';
		$result = Multibyte::stripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQFRSTUVWXYZ0123456789';
		$find = 'f';
		$result = Multibyte::stripos($string, $find, 6);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'å';
		$result = Multibyte::stripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'å';
		$result = Multibyte::stripos($string, $find, 6);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'ċ';
		$result = Multibyte::stripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁĊŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'ċ';
		$result = Multibyte::stripos($string, $find, 6);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'f';
		$result = Multibyte::stripos($string, $find);
		$expected = 37;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'Μ';
		$result = Multibyte::stripos($string, $find);
		$expected = 20;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'É';
		$result = Multibyte::stripos($string, $find, 6);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::stripos($string, $find);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = Multibyte::stripos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = Multibyte::stripos($string, $find, 40);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'Ʀ';
		$result = Multibyte::stripos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'ї';
		$result = Multibyte::stripos($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::stripos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::stripos($string, $find, 5);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::stripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::stripos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::stripos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::stripos($string, $find);
		$expected = 31;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::stripos($string, $find);
		$expected = 26;
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::stripos($string, $find);
		$expected = 46;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::stripos($string, $find);
		$expected = 45;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::stripos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'Ｋ';
		$result = Multibyte::stripos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::stripos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::stripos($string, $find);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::stripos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'Ő';
		$result = Multibyte::stripos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'O';
		$result = Multibyte::stripos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::stripos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'N';
		$result = Multibyte::stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'Ć';
		$result = Multibyte::stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'Ž';
		$result = Multibyte::stripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::stripos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::stripos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'DŽ';
		$result = Multibyte::stripos($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStristr method
 *
 * @access public
 * @return void
 */
	function testUsingMbStristr() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'f';
		$result = mb_stristr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ0123456789';
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'f';
		$result = mb_stristr($string, $find, true);
		$expected = 'ABCDE';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'å';
		$result = mb_stristr($string, $find);
		$expected = 'ÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'å';
		$result = mb_stristr($string, $find, true);
		$expected = 'ÀÁÂÃÄ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'ċ';
		$result = mb_stristr($string, $find);
		$expected = 'ĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'ċ';
		$result = mb_stristr($string, $find, true);
		$expected = 'ĀĂĄĆĈ';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'f';
		$result = mb_stristr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'f';
		$result = mb_stristr($string, $find, true);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDE';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'Μ';
		$result = mb_stristr($string, $find);
		$expected = 'µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'Μ';
		$result = mb_stristr($string, $find, true);
		$expected = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'þ';
		$result = mb_stristr($string, $find);
		$expected = 'Þßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'þ';
		$result = mb_stristr($string, $find, true);
		$expected = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_stristr($string, $find);
		$expected = 'ŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_stristr($string, $find, true);
		$expected = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃń';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = mb_stristr($string, $find);
		$expected = 'ƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$this->assertEqual($result, $expected);

		$find = 'Ƹ';
		$result = mb_stristr($string, $find, true);
		$expected = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'Ʀ';
		$result = mb_stristr($string, $find);
		$expected = 'ʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'Ʀ';
		$result = mb_stristr($string, $find, true);
		$expected = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'ї';
		$result = mb_stristr($string, $find);
		$expected = 'ЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'ї';
		$result = mb_stristr($string, $find, true);
		$expected = 'ЀЁЂЃЄЅІ';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_stristr($string, $find);
		$expected = 'РСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_stristr($string, $find, true);
		$expected = 'МНОП';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_stristr($string, $find);
		$expected = 'نهوىيًٌٍَُ';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_stristr($string, $find, true);
		$expected = 'فقكلم';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_stristr($string, $find);
		$expected = '✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_stristr($string, $find, true);
		$expected = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_stristr($string, $find);
		$expected = '⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_stristr($string, $find, true);
		$expected = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_stristr($string, $find);
		$expected = '⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_stristr($string, $find, true);
		$expected = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_stristr($string, $find);
		$expected = '눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_stristr($string, $find, true);
		$expected = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_stristr($string, $find);
		$expected = 'ﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_stristr($string, $find, true);
		$expected = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_stristr($string, $find);
		$expected = 'ﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_stristr($string, $find, true);
		$expected = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'Ｋ';
		$result = mb_stristr($string, $find);
		$expected = 'ｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'Ｋ';
		$result = mb_stristr($string, $find, true);
		$expected = 'ａｂｃｄｅｆｇｈｉｊ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_stristr($string, $find);
		$expected = 'ｱｲｳｴｵｶｷｸ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_stristr($string, $find, true);
		$expected = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_stristr($string, $find);
		$expected = 'ﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_stristr($string, $find, true);
		$expected = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'Ő';
		$result = mb_stristr($string, $find);
		$expected = 'őřļď!';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'Ő';
		$result = mb_stristr($string, $find, true);
		$expected = 'Ĥēĺļŏ, Ŵ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ĺļ';
		$result = mb_stristr($string, $find, true);
		$expected = 'Ĥē';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'O';
		$result = mb_stristr($string, $find);
		$expected = 'o, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'O';
		$result = mb_stristr($string, $find, true);
		$expected = 'Hell';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = mb_stristr($string, $find);
		$expected = 'World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = mb_stristr($string, $find, true);
		$expected = 'Hello, ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = mb_stristr($string, $find);
		$expected = 'llo, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = mb_stristr($string, $find, true);
		$expected = 'He';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = mb_stristr($string, $find);
		$expected = 'rld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = mb_stristr($string, $find, true);
		$expected = 'Hello, Wo';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'N';
		$result = mb_stristr($string, $find);
		$expected = 'ni';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'N';
		$result = mb_stristr($string, $find, true);
		$expected = 'či';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'Ć';
		$result = mb_stristr($string, $find);
		$expected = 'ći';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'Ć';
		$result = mb_stristr($string, $find, true);
		$expected = 'mo';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'Ž';
		$result = mb_stristr($string, $find);
		$expected = 'žavni';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'Ž';
		$result = mb_stristr($string, $find, true);
		$expected = 'dr';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_stristr($string, $find);
		$expected = '设为首页';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_stristr($string, $find, true);
		$expected = '把百度';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_stristr($string, $find);
		$expected = '周永龍';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_stristr($string, $find, true);
		$expected = '一二三';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '二周';
		$result = mb_stristr($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStristr method
 *
 * @access public
 * @return void
 */
	function testMultibyteStristr() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'f';
		$result = Multibyte::stristr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ0123456789';
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'f';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ABCDE';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'å';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'å';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ÀÁÂÃÄ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'ċ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'ċ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ĀĂĄĆĈ';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'f';
		$result = Multibyte::stristr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'f';
		$result = Multibyte::stristr($string, $find, true);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDE';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'Μ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'Μ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'þ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'Þßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'þ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃń';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$this->assertEqual($result, $expected);

		$find = 'Ƹ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'Ʀ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'Ʀ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'ї';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'ї';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ЀЁЂЃЄЅІ';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::stristr($string, $find);
		$expected = 'РСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'МНОП';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::stristr($string, $find);
		$expected = 'نهوىيًٌٍَُ';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'فقكلم';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::stristr($string, $find);
		$expected = '✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::stristr($string, $find, true);
		$expected = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::stristr($string, $find);
		$expected = '⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::stristr($string, $find, true);
		$expected = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::stristr($string, $find);
		$expected = '⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::stristr($string, $find, true);
		$expected = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::stristr($string, $find);
		$expected = '눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::stristr($string, $find, true);
		$expected = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'Ｋ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'Ｋ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ａｂｃｄｅｆｇｈｉｊ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ｱｲｳｴｵｶｷｸ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'Ő';
		$result = Multibyte::stristr($string, $find);
		$expected = 'őřļď!';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'Ő';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'Ĥēĺļŏ, Ŵ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ĺļ';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'Ĥē';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'O';
		$result = Multibyte::stristr($string, $find);
		$expected = 'o, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'O';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'Hell';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = Multibyte::stristr($string, $find);
		$expected = 'World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'Hello, ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = Multibyte::stristr($string, $find);
		$expected = 'llo, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'He';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = Multibyte::stristr($string, $find);
		$expected = 'rld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'Hello, Wo';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'N';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ni';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'N';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'či';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'Ć';
		$result = Multibyte::stristr($string, $find);
		$expected = 'ći';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'Ć';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'mo';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'Ž';
		$result = Multibyte::stristr($string, $find);
		$expected = 'žavni';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'Ž';
		$result = Multibyte::stristr($string, $find, true);
		$expected = 'dr';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::stristr($string, $find);
		$expected = '设为首页';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::stristr($string, $find, true);
		$expected = '把百度';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::stristr($string, $find);
		$expected = '周永龍';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::stristr($string, $find, true);
		$expected = '一二三';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '二周';
		$result = Multibyte::stristr($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStrlen method
 *
 * @access public
 * @return void
 */
	function testUsingMbStrlen() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$result = mb_strlen($string);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$result = mb_strlen($string);
		$expected = 30;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$result = mb_strlen($string);
		$expected = 61;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$result = mb_strlen($string);
		$expected = 94;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$result = mb_strlen($string);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$result = mb_strlen($string);
		$expected = 100;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$result = mb_strlen($string);
		$expected = 100;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$result = mb_strlen($string);
		$expected = 100;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$result = mb_strlen($string);
		$expected = 100;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$result = mb_strlen($string);
		$expected = 28;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$result = mb_strlen($string);
		$expected = 49;
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$result = mb_strlen($string);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$result = mb_strlen($string);
		$expected = 47;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$result = mb_strlen($string);
		$expected = 96;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$result = mb_strlen($string);
		$expected = 59;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$result = mb_strlen($string);
		$expected = 100;
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$result = mb_strlen($string);
		$expected = 65;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$result = mb_strlen($string);
		$expected = 76;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$result = mb_strlen($string);
		$expected = 26;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$result = mb_strlen($string);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$result = mb_strlen($string);
		$expected = 38;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$result = mb_strlen($string);
		$expected = 13;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$result = mb_strlen($string);
		$expected = 13;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$result = mb_strlen($string);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$result = mb_strlen($string);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$result = mb_strlen($string);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$result = mb_strlen($string);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$result = mb_strlen($string);
		$expected = 6;
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStrlen method
 *
 * @access public
 * @return void
 */
	function testMultibyteStrlen() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$result = Multibyte::strlen($string);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$result = Multibyte::strlen($string);
		$expected = 30;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$result = Multibyte::strlen($string);
		$expected = 61;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$result = Multibyte::strlen($string);
		$expected = 94;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$result = Multibyte::strlen($string);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$result = Multibyte::strlen($string);
		$expected = 100;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$result = Multibyte::strlen($string);
		$expected = 100;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$result = Multibyte::strlen($string);
		$expected = 100;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$result = Multibyte::strlen($string);
		$expected = 100;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$result = Multibyte::strlen($string);
		$expected = 28;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$result = Multibyte::strlen($string);
		$expected = 49;
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$result = Multibyte::strlen($string);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$result = Multibyte::strlen($string);
		$expected = 47;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$result = Multibyte::strlen($string);
		$expected = 96;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$result = Multibyte::strlen($string);
		$expected = 59;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$result = Multibyte::strlen($string);
		$expected = 100;
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$result = Multibyte::strlen($string);
		$expected = 65;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$result = Multibyte::strlen($string);
		$expected = 76;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$result = Multibyte::strlen($string);
		$expected = 26;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$result = Multibyte::strlen($string);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$result = Multibyte::strlen($string);
		$expected = 38;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$result = Multibyte::strlen($string);
		$expected = 13;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$result = Multibyte::strlen($string);
		$expected = 13;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$result = Multibyte::strlen($string);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$result = Multibyte::strlen($string);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$result = Multibyte::strlen($string);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$result = Multibyte::strlen($string);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$result = Multibyte::strlen($string);
		$expected = 6;
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStrpos method
 *
 * @access public
 * @return void
 */
	function testUsingMbStrpos() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQFRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strpos($string, $find, 6);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strpos($string, $find, 6);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁĊŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strpos($string, $find, 6);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = mb_strpos($string, $find);
		$expected = 37;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = mb_strpos($string, $find);
		$expected = 20;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'é';
		$result = mb_strpos($string, $find);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_strpos($string, $find);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = mb_strpos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'ƹ';
		$result = mb_strpos($string, $find);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = mb_strpos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = mb_strpos($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_strpos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'р';
		$result = mb_strpos($string, $find, 5);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_strpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_strpos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_strpos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_strpos($string, $find);
		$expected = 31;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_strpos($string, $find);
		$expected = 26;
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_strpos($string, $find);
		$expected = 46;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_strpos($string, $find);
		$expected = 45;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strpos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strpos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_strpos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_strpos($string, $find);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'őř';
		$result = mb_strpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strpos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strpos($string, $find, 5);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_strpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_strpos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_strpos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '一周';
		$result = mb_strpos($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStrpos method
 *
 * @access public
 * @return void
 */
	function testMultibyteStrpos() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQFRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strpos($string, $find, 6);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strpos($string, $find, 6);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁĊŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strpos($string, $find, 6);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = Multibyte::strpos($string, $find);
		$expected = 37;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = Multibyte::strpos($string, $find);
		$expected = 20;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'é';
		$result = Multibyte::strpos($string, $find);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::strpos($string, $find);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = Multibyte::strpos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'ƹ';
		$result = Multibyte::strpos($string, $find);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = Multibyte::strpos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = Multibyte::strpos($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::strpos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'р';
		$result = Multibyte::strpos($string, $find, 5);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::strpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::strpos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::strpos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::strpos($string, $find);
		$expected = 31;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::strpos($string, $find);
		$expected = 26;
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::strpos($string, $find);
		$expected = 46;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::strpos($string, $find);
		$expected = 45;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strpos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strpos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::strpos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::strpos($string, $find);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'őř';
		$result = Multibyte::strpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strpos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strpos($string, $find, 5);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::strpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::strpos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::strpos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '一周';
		$result = Multibyte::strpos($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStrrchr method
 *
 * @access public
 * @return void
 */
	function testUsingMbStrrchr() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strrchr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ0123456789';
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ABCDE';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strrchr($string, $find);
		$expected = 'ÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ÀÁÂÃÄ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strrchr($string, $find);
		$expected = 'ĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ĀĂĄĆĈ';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = mb_strrchr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = mb_strrchr($string, $find, true);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDE';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = mb_strrchr($string, $find);
		$expected = 'µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = mb_strrchr($string, $find, true);
		$expected = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = mb_strrchr($string, $find);
		$expected = 'Þßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_strrchr($string, $find);
		$expected = 'ŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃń';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = mb_strrchr($string, $find);
		$expected = 'ƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$this->assertEqual($result, $expected);

		$find = 'Ƹ';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = mb_strrchr($string, $find);
		$expected = 'ʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = mb_strrchr($string, $find, true);
		$expected = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = mb_strrchr($string, $find);
		$expected = 'ЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ЀЁЂЃЄЅІ';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_strrchr($string, $find);
		$expected = 'РСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_strrchr($string, $find, true);
		$expected = 'МНОП';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_strrchr($string, $find);
		$expected = 'نهوىيًٌٍَُ';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_strrchr($string, $find, true);
		$expected = 'فقكلم';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_strrchr($string, $find);
		$expected = '✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_strrchr($string, $find, true);
		$expected = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_strrchr($string, $find);
		$expected = '⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_strrchr($string, $find, true);
		$expected = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_strrchr($string, $find);
		$expected = '⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_strrchr($string, $find, true);
		$expected = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_strrchr($string, $find);
		$expected = '눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_strrchr($string, $find, true);
		$expected = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_strrchr($string, $find);
		$expected = 'ﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_strrchr($string, $find);
		$expected = 'ﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strrchr($string, $find);
		$expected = 'ｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ａｂｃｄｅｆｇｈｉｊ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_strrchr($string, $find);
		$expected = 'ｱｲｳｴｵｶｷｸ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_strrchr($string, $find, true);
		$expected = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_strrchr($string, $find);
		$expected = 'ﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_strrchr($string, $find, true);
		$expected = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strrchr($string, $find);
		$expected = 'őřļď!';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strrchr($string, $find, true);
		$expected = 'Ĥēĺļŏ, Ŵ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strrchr($string, $find);
		$expected = 'orld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strrchr($string, $find, true);
		$expected = 'Hello, W';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = mb_strrchr($string, $find);
		$expected = 'World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = mb_strrchr($string, $find, true);
		$expected = 'Hello, ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = mb_strrchr($string, $find);
		$expected = 'llo, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = mb_strrchr($string, $find, true);
		$expected = 'He';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = mb_strrchr($string, $find);
		$expected = 'rld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = mb_strrchr($string, $find, true);
		$expected = 'Hello, Wo';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strrchr($string, $find);
		$expected = 'ni';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strrchr($string, $find, true);
		$expected = 'či';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strrchr($string, $find);
		$expected = 'ći';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strrchr($string, $find, true);
		$expected = 'mo';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_strrchr($string, $find);
		$expected = 'žavni';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_strrchr($string, $find, true);
		$expected = 'dr';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_strrchr($string, $find);
		$expected = '设为首页';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_strrchr($string, $find, true);
		$expected = '把百度';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_strrchr($string, $find);
		$expected = '周永龍';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_strrchr($string, $find, true);
		$expected = '一二三';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周龍';
		$result = mb_strrchr($string, $find, true);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStrrchr method
 *
 * @access public
 * @return void
 */
	function testMultibyteStrrchr() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ0123456789';
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ABCDE';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ÀÁÂÃÄ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ĀĂĄĆĈ';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDE';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'Þßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃń';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$this->assertEqual($result, $expected);

		$find = 'Ƹ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ЀЁЂЃЄЅІ';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'РСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'МНОП';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'نهوىيًٌٍَُ';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'فقكلم';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::strrchr($string, $find);
		$expected = '✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::strrchr($string, $find);
		$expected = '⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::strrchr($string, $find);
		$expected = '⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::strrchr($string, $find);
		$expected = '눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ａｂｃｄｅｆｇｈｉｊ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ｱｲｳｴｵｶｷｸ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'őřļď!';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'Ĥēĺļŏ, Ŵ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'orld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'Hello, W';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'Hello, ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'llo, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'He';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'rld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'Hello, Wo';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ni';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'či';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'ći';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'mo';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::strrchr($string, $find);
		$expected = 'žavni';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = 'dr';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::strrchr($string, $find);
		$expected = '设为首页';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = '把百度';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::strrchr($string, $find);
		$expected = '周永龍';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = '一二三';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周龍';
		$result = Multibyte::strrchr($string, $find, true);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStrrichr method
 *
 * @access public
 * @return void
 */
	function testUsingMbStrrichr() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strrichr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ0123456789';
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ABCDE';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strrichr($string, $find);
		$expected = 'ÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ÀÁÂÃÄ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strrichr($string, $find);
		$expected = 'ĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ĀĂĄĆĈ';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = mb_strrichr($string, $find);
		$expected = 'fghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = mb_strrichr($string, $find, true);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcde';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = mb_strrichr($string, $find);
		$expected = 'µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = mb_strrichr($string, $find, true);
		$expected = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = mb_strrichr($string, $find);
		$expected = 'þÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüý';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_strrichr($string, $find);
		$expected = 'ņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅ';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = mb_strrichr($string, $find);
		$expected = 'ƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$this->assertEqual($result, $expected);

		$find = 'Ƹ';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = mb_strrichr($string, $find);
		$expected = 'ʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = mb_strrichr($string, $find, true);
		$expected = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = mb_strrichr($string, $find);
		$expected = 'ЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ЀЁЂЃЄЅІ';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_strrichr($string, $find);
		$expected = 'рстуфхцчшщъыь';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмноп';
		$find = 'Р';
		$result = mb_strrichr($string, $find, true);
		$expected = 'МНОП';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_strrichr($string, $find);
		$expected = 'نهوىيًٌٍَُ';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_strrichr($string, $find, true);
		$expected = 'فقكلم';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_strrichr($string, $find);
		$expected = '✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_strrichr($string, $find, true);
		$expected = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_strrichr($string, $find);
		$expected = '⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_strrichr($string, $find, true);
		$expected = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_strrichr($string, $find);
		$expected = '⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_strrichr($string, $find, true);
		$expected = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_strrichr($string, $find);
		$expected = '눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_strrichr($string, $find, true);
		$expected = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_strrichr($string, $find);
		$expected = 'ﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_strrichr($string, $find);
		$expected = 'ﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strrichr($string, $find);
		$expected = 'ｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ａｂｃｄｅｆｇｈｉｊ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_strrichr($string, $find);
		$expected = 'ｱｲｳｴｵｶｷｸ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_strrichr($string, $find, true);
		$expected = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_strrichr($string, $find);
		$expected = 'ﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_strrichr($string, $find, true);
		$expected = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strrichr($string, $find);
		$expected = 'őřļď!';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strrichr($string, $find, true);
		$expected = 'Ĥēĺļŏ, Ŵ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strrichr($string, $find);
		$expected = 'orld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strrichr($string, $find, true);
		$expected = 'Hello, W';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = mb_strrichr($string, $find);
		$expected = 'World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = mb_strrichr($string, $find, true);
		$expected = 'Hello, ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = mb_strrichr($string, $find);
		$expected = 'llo, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = mb_strrichr($string, $find, true);
		$expected = 'He';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = mb_strrichr($string, $find);
		$expected = 'rld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = mb_strrichr($string, $find, true);
		$expected = 'Hello, Wo';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strrichr($string, $find);
		$expected = 'ni';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strrichr($string, $find, true);
		$expected = 'či';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strrichr($string, $find);
		$expected = 'ći';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strrichr($string, $find, true);
		$expected = 'mo';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_strrichr($string, $find);
		$expected = 'žavni';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_strrichr($string, $find, true);
		$expected = 'dr';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_strrichr($string, $find);
		$expected = '设为首页';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_strrichr($string, $find, true);
		$expected = '把百度';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_strrichr($string, $find);
		$expected = '周永龍';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_strrichr($string, $find, true);
		$expected = '一二三';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '百设';
		$result = mb_strrichr($string, $find, true);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStrrichr method
 *
 * @access public
 * @return void
 */
	function testMultibyteStrrichr() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ0123456789';
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ABCDE';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ÀÁÂÃÄ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ĀĂĄĆĈ';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'fghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcde';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'þÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüý';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅ';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$this->assertEqual($result, $expected);

		$find = 'Ƹ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ЀЁЂЃЄЅІ';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'рстуфхцчшщъыь';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмноп';
		$find = 'Р';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'МНОП';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'نهوىيًٌٍَُ';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'فقكلم';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::strrichr($string, $find);
		$expected = '✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::strrichr($string, $find);
		$expected = '⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::strrichr($string, $find);
		$expected = '⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::strrichr($string, $find);
		$expected = '눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ａｂｃｄｅｆｇｈｉｊ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ｱｲｳｴｵｶｷｸ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'őřļď!';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'Ĥēĺļŏ, Ŵ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'orld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'Hello, W';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'Hello, ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'llo, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'He';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'rld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'Hello, Wo';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ni';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'či';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'ći';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'mo';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::strrichr($string, $find);
		$expected = 'žavni';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = 'dr';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::strrichr($string, $find);
		$expected = '设为首页';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = '把百度';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::strrichr($string, $find);
		$expected = '周永龍';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = '一二三';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '百设';
		$result = Multibyte::strrichr($string, $find, true);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStrripos method
 *
 * @access public
 * @return void
 */
	function testUsingMbStrripos() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQFRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strripos($string, $find, 6);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strripos($string, $find, 6);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'ÓÔ';
		$result = mb_strripos($string, $find);
		$expected = 19;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁĊŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strripos($string, $find, 6);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = mb_strripos($string, $find);
		$expected = 69;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = mb_strripos($string, $find);
		$expected = 20;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'é';
		$result = mb_strripos($string, $find);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_strripos($string, $find);
		$expected = 25;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = mb_strripos($string, $find);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'ƹ';
		$result = mb_strripos($string, $find);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = mb_strripos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = mb_strripos($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_strripos($string, $find);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'р';
		$result = mb_strripos($string, $find, 5);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_strripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_strripos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_strripos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_strripos($string, $find);
		$expected = 31;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_strripos($string, $find);
		$expected = 26;
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_strripos($string, $find);
		$expected = 46;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_strripos($string, $find);
		$expected = 45;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strripos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strripos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｐｐ';
		$result = mb_strripos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_strripos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_strripos($string, $find);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strripos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strripos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strripos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strripos($string, $find, 5);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_strripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_strripos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_strripos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'dž';
		$result = mb_strripos($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStrripos method
 *
 * @access public
 * @return void
 */
	function testMultibyteStrripos() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQFRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strripos($string, $find, 6);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strripos($string, $find, 6);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'ÓÔ';
		$result = Multibyte::strripos($string, $find);
		$expected = 19;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁĊŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strripos($string, $find, 6);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = Multibyte::strripos($string, $find);
		$expected = 69;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = Multibyte::strripos($string, $find);
		$expected = 20;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'é';
		$result = Multibyte::strripos($string, $find);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::strripos($string, $find);
		$expected = 25;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = Multibyte::strripos($string, $find);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'ƹ';
		$result = Multibyte::strripos($string, $find);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = Multibyte::strripos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = Multibyte::strripos($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::strripos($string, $find);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'р';
		$result = Multibyte::strripos($string, $find, 5);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::strripos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::strripos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::strripos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::strripos($string, $find);
		$expected = 31;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::strripos($string, $find);
		$expected = 26;
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::strripos($string, $find);
		$expected = 46;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::strripos($string, $find);
		$expected = 45;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strripos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strripos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｐｐ';
		$result = Multibyte::strripos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::strripos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::strripos($string, $find);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strripos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strripos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strripos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strripos($string, $find, 5);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::strripos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::strripos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::strripos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'dž';
		$result = Multibyte::strripos($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStrrpos method
 *
 * @access public
 * @return void
 */
	function testUsingMbStrrpos() {
		$skip = extension_loaded('mbstring') && version_compare(PHP_VERSION, '5.2.0', '<');
		if ($this->skipIf($skip, '%s PHP version does not support $offset parameter in mb_strrpos().')) {
			return;
		}
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strrpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQFRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strrpos($string, $find, 6);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strrpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'ÙÚ';
		$result = mb_strrpos($string, $find);
		$expected = 25;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strrpos($string, $find, 6);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strrpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁĊŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strrpos($string, $find, 6);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = mb_strrpos($string, $find);
		$expected = 37;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = mb_strrpos($string, $find);
		$expected = 20;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'é';
		$result = mb_strrpos($string, $find);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_strrpos($string, $find);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = mb_strrpos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'ƹ';
		$result = mb_strrpos($string, $find);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = mb_strrpos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = mb_strrpos($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_strrpos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'р';
		$result = mb_strrpos($string, $find, 5);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_strrpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_strrpos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_strrpos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_strrpos($string, $find);
		$expected = 31;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_strrpos($string, $find);
		$expected = 26;
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_strrpos($string, $find);
		$expected = 46;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_strrpos($string, $find);
		$expected = 45;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strrpos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strrpos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｐｐ';
		$result = mb_strrpos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_strrpos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_strrpos($string, $find);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strrpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strrpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strrpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strrpos($string, $find, 5);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strrpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strrpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strrpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strrpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_strrpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_strrpos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_strrpos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'H';
		$result = mb_strrpos($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStrrpos method
 *
 * @access public
 * @return void
 */
	function testMultibyteStrrpos() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strrpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQFRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strrpos($string, $find, 6);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strrpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strrpos($string, $find, 6);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞ';
		$find = 'ÙÚ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 25;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁĊŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strrpos($string, $find, 6);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = Multibyte::strrpos($string, $find);
		$expected = 37;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 20;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'é';
		$result = Multibyte::strrpos($string, $find);
		$expected = 32;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 24;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'ƹ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 40;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 39;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = Multibyte::strrpos($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::strrpos($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'р';
		$result = Multibyte::strrpos($string, $find, 5);
		$expected = 36;
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::strrpos($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::strrpos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::strrpos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::strrpos($string, $find);
		$expected = 31;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::strrpos($string, $find);
		$expected = 26;
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 46;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 45;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 10;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｐｐ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 15;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 16;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::strrpos($string, $find);
		$expected = 17;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strrpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strrpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strrpos($string, $find);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strrpos($string, $find, 5);
		$expected = 8;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strrpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strrpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strrpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strrpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::strrpos($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::strrpos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::strrpos($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'H';
		$result = Multibyte::strrpos($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStrstr method
 *
 * @access public
 * @return void
 */
	function testUsingMbStrstr() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strstr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ0123456789';
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_strstr($string, $find, true);
		$expected = 'ABCDE';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strstr($string, $find);
		$expected = 'ÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = mb_strstr($string, $find, true);
		$expected = 'ÀÁÂÃÄ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strstr($string, $find);
		$expected = 'ĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_strstr($string, $find, true);
		$expected = 'ĀĂĄĆĈ';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = mb_strstr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = mb_strstr($string, $find, true);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDE';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = mb_strstr($string, $find);
		$expected = 'µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = mb_strstr($string, $find, true);
		$expected = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = mb_strstr($string, $find);
		$expected = 'Þßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = mb_strstr($string, $find, true);
		$expected = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_strstr($string, $find);
		$expected = 'ŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = mb_strstr($string, $find, true);
		$expected = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃń';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = mb_strstr($string, $find);
		$expected = 'ƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$this->assertEqual($result, $expected);

		$find = 'Ƹ';
		$result = mb_strstr($string, $find, true);
		$expected = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = mb_strstr($string, $find);
		$expected = 'ʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = mb_strstr($string, $find, true);
		$expected = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = mb_strstr($string, $find);
		$expected = 'ЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = mb_strstr($string, $find, true);
		$expected = 'ЀЁЂЃЄЅІ';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_strstr($string, $find);
		$expected = 'РСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_strstr($string, $find, true);
		$expected = 'МНОП';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_strstr($string, $find);
		$expected = 'نهوىيًٌٍَُ';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = mb_strstr($string, $find, true);
		$expected = 'فقكلم';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_strstr($string, $find);
		$expected = '✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_strstr($string, $find, true);
		$expected = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_strstr($string, $find);
		$expected = '⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_strstr($string, $find, true);
		$expected = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_strstr($string, $find);
		$expected = '⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_strstr($string, $find, true);
		$expected = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_strstr($string, $find);
		$expected = '눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = mb_strstr($string, $find, true);
		$expected = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_strstr($string, $find);
		$expected = 'ﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = mb_strstr($string, $find, true);
		$expected = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_strstr($string, $find);
		$expected = 'ﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = mb_strstr($string, $find, true);
		$expected = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strstr($string, $find);
		$expected = 'ｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = mb_strstr($string, $find, true);
		$expected = 'ａｂｃｄｅｆｇｈｉｊ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'Ｋ';
		$result = mb_strstr($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_strstr($string, $find);
		$expected = 'ｱｲｳｴｵｶｷｸ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_strstr($string, $find, true);
		$expected = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_strstr($string, $find);
		$expected = 'ﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_strstr($string, $find, true);
		$expected = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strstr($string, $find);
		$expected = 'őřļď!';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_strstr($string, $find, true);
		$expected = 'Ĥēĺļŏ, Ŵ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ĺļ';
		$result = mb_strstr($string, $find, true);
		$expected = 'Ĥē';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strstr($string, $find);
		$expected = 'o, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_strstr($string, $find, true);
		$expected = 'Hell';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = mb_strstr($string, $find);
		$expected = 'World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = mb_strstr($string, $find, true);
		$expected = 'Hello, ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = mb_strstr($string, $find);
		$expected = 'llo, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = mb_strstr($string, $find, true);
		$expected = 'He';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = mb_strstr($string, $find);
		$expected = 'rld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = mb_strstr($string, $find, true);
		$expected = 'Hello, Wo';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strstr($string, $find);
		$expected = 'ni';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_strstr($string, $find, true);
		$expected = 'či';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strstr($string, $find);
		$expected = 'ći';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_strstr($string, $find, true);
		$expected = 'mo';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_strstr($string, $find);
		$expected = 'žavni';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_strstr($string, $find, true);
		$expected = 'dr';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_strstr($string, $find);
		$expected = '设为首页';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_strstr($string, $find, true);
		$expected = '把百度';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_strstr($string, $find);
		$expected = '周永龍';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_strstr($string, $find, true);
		$expected = '一二三';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '二周';
		$result = mb_strstr($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStrstr method
 *
 * @access public
 * @return void
 */
	function testMultibyteStrstr() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strstr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ0123456789';
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ABCDE';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$find = 'Å';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ÀÁÂÃÄ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ĀĂĄĆĈ';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = Multibyte::strstr($string, $find);
		$expected = 'FGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$find = 'F';
		$result = Multibyte::strstr($string, $find, true);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDE';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$find = 'µ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'Þßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$find = 'Þ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'Ņ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃń';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$this->assertEqual($result, $expected);

		$find = 'Ƹ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$find = 'ʀ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ЀЁЂЃЄЅІ';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::strstr($string, $find);
		$expected = 'РСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'МНОП';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::strstr($string, $find);
		$expected = 'نهوىيًٌٍَُ';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'فقكلم';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::strstr($string, $find);
		$expected = '✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::strstr($string, $find, true);
		$expected = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::strstr($string, $find);
		$expected = '⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::strstr($string, $find, true);
		$expected = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::strstr($string, $find);
		$expected = '⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::strstr($string, $find, true);
		$expected = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::strstr($string, $find);
		$expected = '눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눻';
		$result = Multibyte::strstr($string, $find, true);
		$expected = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｋ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ａｂｃｄｅｆｇｈｉｊ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'Ｋ';
		$result = Multibyte::strstr($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ｱｲｳｴｵｶｷｸ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strstr($string, $find);
		$expected = 'őřļď!';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'Ĥēĺļŏ, Ŵ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ĺļ';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'Ĥē';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strstr($string, $find);
		$expected = 'o, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'Hell';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = Multibyte::strstr($string, $find);
		$expected = 'World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'Wo';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'Hello, ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = Multibyte::strstr($string, $find);
		$expected = 'llo, World!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'll';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'He';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = Multibyte::strstr($string, $find);
		$expected = 'rld!';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rld';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'Hello, Wo';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ni';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'či';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strstr($string, $find);
		$expected = 'ći';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'mo';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::strstr($string, $find);
		$expected = 'žavni';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::strstr($string, $find, true);
		$expected = 'dr';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::strstr($string, $find);
		$expected = '设为首页';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::strstr($string, $find, true);
		$expected = '把百度';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::strstr($string, $find);
		$expected = '周永龍';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::strstr($string, $find, true);
		$expected = '一二三';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '二周';
		$result = Multibyte::strstr($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStrtolower method
 *
 * @access public
 * @return void
 */
	function testUsingMbStrtolower() {
		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`ABCDEFGHIJKLMNOPQRSTUVWXYZ{|}~';
		$result = mb_strtolower($string);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@abcdefghijklmnopqrstuvwxyz[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@';
		$result = mb_strtolower($string);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@';
		$this->assertEqual($result, $expected);

		$string = 'À';
		$result = mb_strtolower($string);
		$expected = 'à';
		$this->assertEqual($result, $expected);

		$string = 'Á';
		$result = mb_strtolower($string);
		$expected = 'á';
		$this->assertEqual($result, $expected);

		$string = 'Â';
		$result = mb_strtolower($string);
		$expected = 'â';
		$this->assertEqual($result, $expected);

		$string = 'Ã';
		$result = mb_strtolower($string);
		$expected = 'ã';
		$this->assertEqual($result, $expected);

		$string = 'Ä';
		$result = mb_strtolower($string);
		$expected = 'ä';
		$this->assertEqual($result, $expected);

		$string = 'Å';
		$result = mb_strtolower($string);
		$expected = 'å';
		$this->assertEqual($result, $expected);

		$string = 'Æ';
		$result = mb_strtolower($string);
		$expected = 'æ';
		$this->assertEqual($result, $expected);

		$string = 'Ç';
		$result = mb_strtolower($string);
		$expected = 'ç';
		$this->assertEqual($result, $expected);

		$string = 'È';
		$result = mb_strtolower($string);
		$expected = 'è';
		$this->assertEqual($result, $expected);

		$string = 'É';
		$result = mb_strtolower($string);
		$expected = 'é';
		$this->assertEqual($result, $expected);

		$string = 'Ê';
		$result = mb_strtolower($string);
		$expected = 'ê';
		$this->assertEqual($result, $expected);

		$string = 'Ë';
		$result = mb_strtolower($string);
		$expected = 'ë';
		$this->assertEqual($result, $expected);

		$string = 'Ì';
		$result = mb_strtolower($string);
		$expected = 'ì';
		$this->assertEqual($result, $expected);

		$string = 'Í';
		$result = mb_strtolower($string);
		$expected = 'í';
		$this->assertEqual($result, $expected);

		$string = 'Î';
		$result = mb_strtolower($string);
		$expected = 'î';
		$this->assertEqual($result, $expected);

		$string = 'Ï';
		$result = mb_strtolower($string);
		$expected = 'ï';
		$this->assertEqual($result, $expected);

		$string = 'Ð';
		$result = mb_strtolower($string);
		$expected = 'ð';
		$this->assertEqual($result, $expected);

		$string = 'Ñ';
		$result = mb_strtolower($string);
		$expected = 'ñ';
		$this->assertEqual($result, $expected);

		$string = 'Ò';
		$result = mb_strtolower($string);
		$expected = 'ò';
		$this->assertEqual($result, $expected);

		$string = 'Ó';
		$result = mb_strtolower($string);
		$expected = 'ó';
		$this->assertEqual($result, $expected);

		$string = 'Ô';
		$result = mb_strtolower($string);
		$expected = 'ô';
		$this->assertEqual($result, $expected);

		$string = 'Õ';
		$result = mb_strtolower($string);
		$expected = 'õ';
		$this->assertEqual($result, $expected);

		$string = 'Ö';
		$result = mb_strtolower($string);
		$expected = 'ö';
		$this->assertEqual($result, $expected);

		$string = 'Ø';
		$result = mb_strtolower($string);
		$expected = 'ø';
		$this->assertEqual($result, $expected);

		$string = 'Ù';
		$result = mb_strtolower($string);
		$expected = 'ù';
		$this->assertEqual($result, $expected);

		$string = 'Ú';
		$result = mb_strtolower($string);
		$expected = 'ú';
		$this->assertEqual($result, $expected);

		$string = 'Û';
		$result = mb_strtolower($string);
		$expected = 'û';
		$this->assertEqual($result, $expected);

		$string = 'Ü';
		$result = mb_strtolower($string);
		$expected = 'ü';
		$this->assertEqual($result, $expected);

		$string = 'Ý';
		$result = mb_strtolower($string);
		$expected = 'ý';
		$this->assertEqual($result, $expected);

		$string = 'Þ';
		$result = mb_strtolower($string);
		$expected = 'þ';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$result = mb_strtolower($string);
		$expected = 'àáâãäåæçèéêëìíîïðñòóôõöøùúûüýþ';
		$this->assertEqual($result, $expected);

		$string = 'Ā';
		$result = mb_strtolower($string);
		$expected = 'ā';
		$this->assertEqual($result, $expected);

		$string = 'Ă';
		$result = mb_strtolower($string);
		$expected = 'ă';
		$this->assertEqual($result, $expected);

		$string = 'Ą';
		$result = mb_strtolower($string);
		$expected = 'ą';
		$this->assertEqual($result, $expected);

		$string = 'Ć';
		$result = mb_strtolower($string);
		$expected = 'ć';
		$this->assertEqual($result, $expected);

		$string = 'Ĉ';
		$result = mb_strtolower($string);
		$expected = 'ĉ';
		$this->assertEqual($result, $expected);

		$string = 'Ċ';
		$result = mb_strtolower($string);
		$expected = 'ċ';
		$this->assertEqual($result, $expected);

		$string = 'Č';
		$result = mb_strtolower($string);
		$expected = 'č';
		$this->assertEqual($result, $expected);

		$string = 'Ď';
		$result = mb_strtolower($string);
		$expected = 'ď';
		$this->assertEqual($result, $expected);

		$string = 'Đ';
		$result = mb_strtolower($string);
		$expected = 'đ';
		$this->assertEqual($result, $expected);

		$string = 'Ē';
		$result = mb_strtolower($string);
		$expected = 'ē';
		$this->assertEqual($result, $expected);

		$string = 'Ĕ';
		$result = mb_strtolower($string);
		$expected = 'ĕ';
		$this->assertEqual($result, $expected);

		$string = 'Ė';
		$result = mb_strtolower($string);
		$expected = 'ė';
		$this->assertEqual($result, $expected);

		$string = 'Ę';
		$result = mb_strtolower($string);
		$expected = 'ę';
		$this->assertEqual($result, $expected);

		$string = 'Ě';
		$result = mb_strtolower($string);
		$expected = 'ě';
		$this->assertEqual($result, $expected);

		$string = 'Ĝ';
		$result = mb_strtolower($string);
		$expected = 'ĝ';
		$this->assertEqual($result, $expected);

		$string = 'Ğ';
		$result = mb_strtolower($string);
		$expected = 'ğ';
		$this->assertEqual($result, $expected);

		$string = 'Ġ';
		$result = mb_strtolower($string);
		$expected = 'ġ';
		$this->assertEqual($result, $expected);

		$string = 'Ģ';
		$result = mb_strtolower($string);
		$expected = 'ģ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥ';
		$result = mb_strtolower($string);
		$expected = 'ĥ';
		$this->assertEqual($result, $expected);

		$string = 'Ħ';
		$result = mb_strtolower($string);
		$expected = 'ħ';
		$this->assertEqual($result, $expected);

		$string = 'Ĩ';
		$result = mb_strtolower($string);
		$expected = 'ĩ';
		$this->assertEqual($result, $expected);

		$string = 'Ī';
		$result = mb_strtolower($string);
		$expected = 'ī';
		$this->assertEqual($result, $expected);

		$string = 'Ĭ';
		$result = mb_strtolower($string);
		$expected = 'ĭ';
		$this->assertEqual($result, $expected);

		$string = 'Į';
		$result = mb_strtolower($string);
		$expected = 'į';
		$this->assertEqual($result, $expected);

		$string = 'Ĳ';
		$result = mb_strtolower($string);
		$expected = 'ĳ';
		$this->assertEqual($result, $expected);

		$string = 'Ĵ';
		$result = mb_strtolower($string);
		$expected = 'ĵ';
		$this->assertEqual($result, $expected);

		$string = 'Ķ';
		$result = mb_strtolower($string);
		$expected = 'ķ';
		$this->assertEqual($result, $expected);

		$string = 'Ĺ';
		$result = mb_strtolower($string);
		$expected = 'ĺ';
		$this->assertEqual($result, $expected);

		$string = 'Ļ';
		$result = mb_strtolower($string);
		$expected = 'ļ';
		$this->assertEqual($result, $expected);

		$string = 'Ľ';
		$result = mb_strtolower($string);
		$expected = 'ľ';
		$this->assertEqual($result, $expected);

		$string = 'Ŀ';
		$result = mb_strtolower($string);
		$expected = 'ŀ';
		$this->assertEqual($result, $expected);

		$string = 'Ł';
		$result = mb_strtolower($string);
		$expected = 'ł';
		$this->assertEqual($result, $expected);

		$string = 'Ń';
		$result = mb_strtolower($string);
		$expected = 'ń';
		$this->assertEqual($result, $expected);

		$string = 'Ņ';
		$result = mb_strtolower($string);
		$expected = 'ņ';
		$this->assertEqual($result, $expected);

		$string = 'Ň';
		$result = mb_strtolower($string);
		$expected = 'ň';
		$this->assertEqual($result, $expected);

		$string = 'Ŋ';
		$result = mb_strtolower($string);
		$expected = 'ŋ';
		$this->assertEqual($result, $expected);

		$string = 'Ō';
		$result = mb_strtolower($string);
		$expected = 'ō';
		$this->assertEqual($result, $expected);

		$string = 'Ŏ';
		$result = mb_strtolower($string);
		$expected = 'ŏ';
		$this->assertEqual($result, $expected);

		$string = 'Ő';
		$result = mb_strtolower($string);
		$expected = 'ő';
		$this->assertEqual($result, $expected);

		$string = 'Œ';
		$result = mb_strtolower($string);
		$expected = 'œ';
		$this->assertEqual($result, $expected);

		$string = 'Ŕ';
		$result = mb_strtolower($string);
		$expected = 'ŕ';
		$this->assertEqual($result, $expected);

		$string = 'Ŗ';
		$result = mb_strtolower($string);
		$expected = 'ŗ';
		$this->assertEqual($result, $expected);

		$string = 'Ř';
		$result = mb_strtolower($string);
		$expected = 'ř';
		$this->assertEqual($result, $expected);

		$string = 'Ś';
		$result = mb_strtolower($string);
		$expected = 'ś';
		$this->assertEqual($result, $expected);

		$string = 'Ŝ';
		$result = mb_strtolower($string);
		$expected = 'ŝ';
		$this->assertEqual($result, $expected);

		$string = 'Ş';
		$result = mb_strtolower($string);
		$expected = 'ş';
		$this->assertEqual($result, $expected);

		$string = 'Š';
		$result = mb_strtolower($string);
		$expected = 'š';
		$this->assertEqual($result, $expected);

		$string = 'Ţ';
		$result = mb_strtolower($string);
		$expected = 'ţ';
		$this->assertEqual($result, $expected);

		$string = 'Ť';
		$result = mb_strtolower($string);
		$expected = 'ť';
		$this->assertEqual($result, $expected);

		$string = 'Ŧ';
		$result = mb_strtolower($string);
		$expected = 'ŧ';
		$this->assertEqual($result, $expected);

		$string = 'Ũ';
		$result = mb_strtolower($string);
		$expected = 'ũ';
		$this->assertEqual($result, $expected);

		$string = 'Ū';
		$result = mb_strtolower($string);
		$expected = 'ū';
		$this->assertEqual($result, $expected);

		$string = 'Ŭ';
		$result = mb_strtolower($string);
		$expected = 'ŭ';
		$this->assertEqual($result, $expected);

		$string = 'Ů';
		$result = mb_strtolower($string);
		$expected = 'ů';
		$this->assertEqual($result, $expected);

		$string = 'Ű';
		$result = mb_strtolower($string);
		$expected = 'ű';
		$this->assertEqual($result, $expected);

		$string = 'Ų';
		$result = mb_strtolower($string);
		$expected = 'ų';
		$this->assertEqual($result, $expected);

		$string = 'Ŵ';
		$result = mb_strtolower($string);
		$expected = 'ŵ';
		$this->assertEqual($result, $expected);

		$string = 'Ŷ';
		$result = mb_strtolower($string);
		$expected = 'ŷ';
		$this->assertEqual($result, $expected);

		$string = 'Ź';
		$result = mb_strtolower($string);
		$expected = 'ź';
		$this->assertEqual($result, $expected);

		$string = 'Ż';
		$result = mb_strtolower($string);
		$expected = 'ż';
		$this->assertEqual($result, $expected);

		$string = 'Ž';
		$result = mb_strtolower($string);
		$expected = 'ž';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$result = mb_strtolower($string);
		$expected = 'āăąćĉċčďđēĕėęěĝğġģĥħĩīĭįĳĵķĺļľŀłńņňŋōŏőœŕŗřśŝşšţťŧũūŭůűųŵŷźżž';
		$this->assertEqual($result, $expected);

		$string = 'ĤĒĹĻŎ, ŴŐŘĻĎ!';
		$result = mb_strtolower($string);
		$expected = 'ĥēĺļŏ, ŵőřļď!';
		$this->assertEqual($result, $expected);

		$string = 'ĥēĺļŏ, ŵőřļď!';
		$result = mb_strtolower($string);
		$expected = 'ĥēĺļŏ, ŵőřļď!';
		$this->assertEqual($result, $expected);

		$string = 'ἈΙ';
		$result = mb_strtolower($string);
		$expected = 'ἀι';
		$this->assertEqual($result, $expected);

		$string = 'ԀԂԄԆԈԊԌԎԐԒ';
		$result = mb_strtolower($string);
		$expected = 'ԁԃԅԇԉԋԍԏԐԒ';
		$this->assertEqual($result, $expected);

		$string = 'ԱԲԳԴԵԶԷԸԹԺԻԼԽԾԿՀՁՂՃՄՅՆՇՈՉՊՋՌՍՎՏՐՑՒՓՔՕՖև';
		$result = mb_strtolower($string);
		$expected = 'աբգդեզէըթժիլխծկհձղճմյնշոչպջռսվտրցւփքօֆև';
		$this->assertEqual($result, $expected);

		$string = 'ႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅ';
		$result = mb_strtolower($string);
		$expected = 'ႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅ';
		$this->assertEqual($result, $expected);

		$string = 'ḀḂḄḆḈḊḌḎḐḒḔḖḘḚḜḞḠḢḤḦḨḪḬḮḰḲḴḶḸḺḼḾṀṂṄṆṈṊṌṎṐṒṔṖṘṚṜṞṠṢṤṦṨṪṬṮṰṲṴṶṸṺṼṾẀẂẄẆẈẊẌẎẐẒẔẖẗẘẙẚẠẢẤẦẨẪẬẮẰẲẴẶẸẺẼẾỀỂỄỆỈỊỌỎỐỒỔỖỘỚỜỞỠỢỤỦỨỪỬỮỰỲỴỶỸ';
		$result = mb_strtolower($string);
		$expected = 'ḁḃḅḇḉḋḍḏḑḓḕḗḙḛḝḟḡḣḥḧḩḫḭḯḱḳḵḷḹḻḽḿṁṃṅṇṉṋṍṏṑṓṕṗṙṛṝṟṡṣṥṧṩṫṭṯṱṳṵṷṹṻṽṿẁẃẅẇẉẋẍẏẑẓẕẖẗẘẙẚạảấầẩẫậắằẳẵặẹẻẽếềểễệỉịọỏốồổỗộớờởỡợụủứừửữựỳỵỷỹ';
		$this->assertEqual($result, $expected);

		$string = 'ΩKÅ';
		$result = mb_strtolower($string);
		$expected = 'ωkå';
		$this->assertEqual($result, $expected);

		$string = 'ΩKÅ';
		$result = mb_strtolower($string);
		$expected = 'ωkå';
		$this->assertEqual($result, $expected);

/*
mb_strtolower does not work for these strings.

		$string = 'ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩⅪⅫⅬⅭⅮⅯↃ';
		$result = mb_strtolower($string);
		$expected = 'ⅰⅱⅲⅳⅴⅵⅶⅷⅸⅹⅺⅻⅼⅽⅾⅿↄ';
		$this->assertEqual($result, $expected);

		$string = 'ⒶⒷⒸⒹⒺⒻⒼⒽⒾⒿⓀⓁⓂⓃⓄⓅⓆⓇⓈⓉⓊⓋⓌⓍⓎⓏ';
		$result = mb_strtolower($string);
		$expected = 'ⓐⓑⓒⓓⓔⓕⓖⓗⓘⓙⓚⓛⓜⓝⓞⓟⓠⓡⓢⓣⓤⓥⓦⓧⓨⓩ';
		$this->assertEqual($result, $expected);

		$string = 'ⰀⰁⰂⰃⰄⰅⰆⰇⰈⰉⰊⰋⰌⰍⰎⰏⰐⰑⰒⰓⰔⰕⰖⰗⰘⰙⰚⰛⰜⰝⰞⰟⰠⰡⰢⰣⰤⰥⰦⰧⰨⰩⰪⰫⰬⰭⰮ';
		$result = mb_strtolower($string);
		$expected = 'ⰰⰱⰲⰳⰴⰵⰶⰷⰸⰹⰺⰻⰼⰽⰾⰿⱀⱁⱂⱃⱄⱅⱆⱇⱈⱉⱊⱋⱌⱍⱎⱏⱐⱑⱒⱓⱔⱕⱖⱗⱘⱙⱚⱛⱜⱝⱞ';
		$this->assertEqual($result, $expected);

		$string = 'ⲀⲂⲄⲆⲈⲊⲌⲎⲐⲒⲔⲖⲘⲚⲜⲞⲠⲢⲤⲦⲨⲪⲬⲮⲰⲲⲴⲶⲸⲺⲼⲾⳀⳂⳄⳆⳈⳊⳌⳎⳐⳒⳔⳖⳘⳚⳜⳞⳠⳢ';
		$result = mb_strtolower($string);
		$expected = 'ⲁⲃⲅⲇⲉⲋⲍⲏⲑⲓⲕⲗⲙⲛⲝⲟⲡⲣⲥⲧⲩⲫⲭⲯⲱⲳⲵⲷⲹⲻⲽⲿⳁⳃⳅⳇⳉⳋⳍⳏⳑⳓⳕⳗⳙⳛⳝⳟⳡⳣ';
		$this->assertEqual($result, $expected);
*/
		$string = 'ﬀﬁﬂﬃﬄﬅﬆﬓﬔﬕﬖﬗ';
		$result = mb_strtolower($string);
		$expected = 'ﬀﬁﬂﬃﬄﬅﬆﬓﬔﬕﬖﬗ';
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStrtolower method
 *
 * @access public
 * @return void
 */
	function testMultibyteStrtolower() {
		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`ABCDEFGHIJKLMNOPQRSTUVWXYZ{|}~';
		$result = Multibyte::strtolower($string);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@abcdefghijklmnopqrstuvwxyz[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@';
		$result = Multibyte::strtolower($string);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@';
		$this->assertEqual($result, $expected);

		$string = 'À';
		$result = Multibyte::strtolower($string);
		$expected = 'à';
		$this->assertEqual($result, $expected);

		$string = 'Á';
		$result = Multibyte::strtolower($string);
		$expected = 'á';
		$this->assertEqual($result, $expected);

		$string = 'Â';
		$result = Multibyte::strtolower($string);
		$expected = 'â';
		$this->assertEqual($result, $expected);

		$string = 'Ã';
		$result = Multibyte::strtolower($string);
		$expected = 'ã';
		$this->assertEqual($result, $expected);

		$string = 'Ä';
		$result = Multibyte::strtolower($string);
		$expected = 'ä';
		$this->assertEqual($result, $expected);

		$string = 'Å';
		$result = Multibyte::strtolower($string);
		$expected = 'å';
		$this->assertEqual($result, $expected);

		$string = 'Æ';
		$result = Multibyte::strtolower($string);
		$expected = 'æ';
		$this->assertEqual($result, $expected);

		$string = 'Ç';
		$result = Multibyte::strtolower($string);
		$expected = 'ç';
		$this->assertEqual($result, $expected);

		$string = 'È';
		$result = Multibyte::strtolower($string);
		$expected = 'è';
		$this->assertEqual($result, $expected);

		$string = 'É';
		$result = Multibyte::strtolower($string);
		$expected = 'é';
		$this->assertEqual($result, $expected);

		$string = 'Ê';
		$result = Multibyte::strtolower($string);
		$expected = 'ê';
		$this->assertEqual($result, $expected);

		$string = 'Ë';
		$result = Multibyte::strtolower($string);
		$expected = 'ë';
		$this->assertEqual($result, $expected);

		$string = 'Ì';
		$result = Multibyte::strtolower($string);
		$expected = 'ì';
		$this->assertEqual($result, $expected);

		$string = 'Í';
		$result = Multibyte::strtolower($string);
		$expected = 'í';
		$this->assertEqual($result, $expected);

		$string = 'Î';
		$result = Multibyte::strtolower($string);
		$expected = 'î';
		$this->assertEqual($result, $expected);

		$string = 'Ï';
		$result = Multibyte::strtolower($string);
		$expected = 'ï';
		$this->assertEqual($result, $expected);

		$string = 'Ð';
		$result = Multibyte::strtolower($string);
		$expected = 'ð';
		$this->assertEqual($result, $expected);

		$string = 'Ñ';
		$result = Multibyte::strtolower($string);
		$expected = 'ñ';
		$this->assertEqual($result, $expected);

		$string = 'Ò';
		$result = Multibyte::strtolower($string);
		$expected = 'ò';
		$this->assertEqual($result, $expected);

		$string = 'Ó';
		$result = Multibyte::strtolower($string);
		$expected = 'ó';
		$this->assertEqual($result, $expected);

		$string = 'Ô';
		$result = Multibyte::strtolower($string);
		$expected = 'ô';
		$this->assertEqual($result, $expected);

		$string = 'Õ';
		$result = Multibyte::strtolower($string);
		$expected = 'õ';
		$this->assertEqual($result, $expected);

		$string = 'Ö';
		$result = Multibyte::strtolower($string);
		$expected = 'ö';
		$this->assertEqual($result, $expected);

		$string = 'Ø';
		$result = Multibyte::strtolower($string);
		$expected = 'ø';
		$this->assertEqual($result, $expected);

		$string = 'Ù';
		$result = Multibyte::strtolower($string);
		$expected = 'ù';
		$this->assertEqual($result, $expected);

		$string = 'Ú';
		$result = Multibyte::strtolower($string);
		$expected = 'ú';
		$this->assertEqual($result, $expected);

		$string = 'Û';
		$result = Multibyte::strtolower($string);
		$expected = 'û';
		$this->assertEqual($result, $expected);

		$string = 'Ü';
		$result = Multibyte::strtolower($string);
		$expected = 'ü';
		$this->assertEqual($result, $expected);

		$string = 'Ý';
		$result = Multibyte::strtolower($string);
		$expected = 'ý';
		$this->assertEqual($result, $expected);

		$string = 'Þ';
		$result = Multibyte::strtolower($string);
		$expected = 'þ';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$result = Multibyte::strtolower($string);
		$expected = 'àáâãäåæçèéêëìíîïðñòóôõöøùúûüýþ';
		$this->assertEqual($result, $expected);

		$string = 'Ā';
		$result = Multibyte::strtolower($string);
		$expected = 'ā';
		$this->assertEqual($result, $expected);

		$string = 'Ă';
		$result = Multibyte::strtolower($string);
		$expected = 'ă';
		$this->assertEqual($result, $expected);

		$string = 'Ą';
		$result = Multibyte::strtolower($string);
		$expected = 'ą';
		$this->assertEqual($result, $expected);

		$string = 'Ć';
		$result = Multibyte::strtolower($string);
		$expected = 'ć';
		$this->assertEqual($result, $expected);

		$string = 'Ĉ';
		$result = Multibyte::strtolower($string);
		$expected = 'ĉ';
		$this->assertEqual($result, $expected);

		$string = 'Ċ';
		$result = Multibyte::strtolower($string);
		$expected = 'ċ';
		$this->assertEqual($result, $expected);

		$string = 'Č';
		$result = Multibyte::strtolower($string);
		$expected = 'č';
		$this->assertEqual($result, $expected);

		$string = 'Ď';
		$result = Multibyte::strtolower($string);
		$expected = 'ď';
		$this->assertEqual($result, $expected);

		$string = 'Đ';
		$result = Multibyte::strtolower($string);
		$expected = 'đ';
		$this->assertEqual($result, $expected);

		$string = 'Ē';
		$result = Multibyte::strtolower($string);
		$expected = 'ē';
		$this->assertEqual($result, $expected);

		$string = 'Ĕ';
		$result = Multibyte::strtolower($string);
		$expected = 'ĕ';
		$this->assertEqual($result, $expected);

		$string = 'Ė';
		$result = Multibyte::strtolower($string);
		$expected = 'ė';
		$this->assertEqual($result, $expected);

		$string = 'Ę';
		$result = Multibyte::strtolower($string);
		$expected = 'ę';
		$this->assertEqual($result, $expected);

		$string = 'Ě';
		$result = Multibyte::strtolower($string);
		$expected = 'ě';
		$this->assertEqual($result, $expected);

		$string = 'Ĝ';
		$result = Multibyte::strtolower($string);
		$expected = 'ĝ';
		$this->assertEqual($result, $expected);

		$string = 'Ğ';
		$result = Multibyte::strtolower($string);
		$expected = 'ğ';
		$this->assertEqual($result, $expected);

		$string = 'Ġ';
		$result = Multibyte::strtolower($string);
		$expected = 'ġ';
		$this->assertEqual($result, $expected);

		$string = 'Ģ';
		$result = Multibyte::strtolower($string);
		$expected = 'ģ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥ';
		$result = Multibyte::strtolower($string);
		$expected = 'ĥ';
		$this->assertEqual($result, $expected);

		$string = 'Ħ';
		$result = Multibyte::strtolower($string);
		$expected = 'ħ';
		$this->assertEqual($result, $expected);

		$string = 'Ĩ';
		$result = Multibyte::strtolower($string);
		$expected = 'ĩ';
		$this->assertEqual($result, $expected);

		$string = 'Ī';
		$result = Multibyte::strtolower($string);
		$expected = 'ī';
		$this->assertEqual($result, $expected);

		$string = 'Ĭ';
		$result = Multibyte::strtolower($string);
		$expected = 'ĭ';
		$this->assertEqual($result, $expected);

		$string = 'Į';
		$result = Multibyte::strtolower($string);
		$expected = 'į';
		$this->assertEqual($result, $expected);

		$string = 'Ĳ';
		$result = Multibyte::strtolower($string);
		$expected = 'ĳ';
		$this->assertEqual($result, $expected);

		$string = 'Ĵ';
		$result = Multibyte::strtolower($string);
		$expected = 'ĵ';
		$this->assertEqual($result, $expected);

		$string = 'Ķ';
		$result = Multibyte::strtolower($string);
		$expected = 'ķ';
		$this->assertEqual($result, $expected);

		$string = 'Ĺ';
		$result = Multibyte::strtolower($string);
		$expected = 'ĺ';
		$this->assertEqual($result, $expected);

		$string = 'Ļ';
		$result = Multibyte::strtolower($string);
		$expected = 'ļ';
		$this->assertEqual($result, $expected);

		$string = 'Ľ';
		$result = Multibyte::strtolower($string);
		$expected = 'ľ';
		$this->assertEqual($result, $expected);

		$string = 'Ŀ';
		$result = Multibyte::strtolower($string);
		$expected = 'ŀ';
		$this->assertEqual($result, $expected);

		$string = 'Ł';
		$result = Multibyte::strtolower($string);
		$expected = 'ł';
		$this->assertEqual($result, $expected);

		$string = 'Ń';
		$result = Multibyte::strtolower($string);
		$expected = 'ń';
		$this->assertEqual($result, $expected);

		$string = 'Ņ';
		$result = Multibyte::strtolower($string);
		$expected = 'ņ';
		$this->assertEqual($result, $expected);

		$string = 'Ň';
		$result = Multibyte::strtolower($string);
		$expected = 'ň';
		$this->assertEqual($result, $expected);

		$string = 'Ŋ';
		$result = Multibyte::strtolower($string);
		$expected = 'ŋ';
		$this->assertEqual($result, $expected);

		$string = 'Ō';
		$result = Multibyte::strtolower($string);
		$expected = 'ō';
		$this->assertEqual($result, $expected);

		$string = 'Ŏ';
		$result = Multibyte::strtolower($string);
		$expected = 'ŏ';
		$this->assertEqual($result, $expected);

		$string = 'Ő';
		$result = Multibyte::strtolower($string);
		$expected = 'ő';
		$this->assertEqual($result, $expected);

		$string = 'Œ';
		$result = Multibyte::strtolower($string);
		$expected = 'œ';
		$this->assertEqual($result, $expected);

		$string = 'Ŕ';
		$result = Multibyte::strtolower($string);
		$expected = 'ŕ';
		$this->assertEqual($result, $expected);

		$string = 'Ŗ';
		$result = Multibyte::strtolower($string);
		$expected = 'ŗ';
		$this->assertEqual($result, $expected);

		$string = 'Ř';
		$result = Multibyte::strtolower($string);
		$expected = 'ř';
		$this->assertEqual($result, $expected);

		$string = 'Ś';
		$result = Multibyte::strtolower($string);
		$expected = 'ś';
		$this->assertEqual($result, $expected);

		$string = 'Ŝ';
		$result = Multibyte::strtolower($string);
		$expected = 'ŝ';
		$this->assertEqual($result, $expected);

		$string = 'Ş';
		$result = Multibyte::strtolower($string);
		$expected = 'ş';
		$this->assertEqual($result, $expected);

		$string = 'Š';
		$result = Multibyte::strtolower($string);
		$expected = 'š';
		$this->assertEqual($result, $expected);

		$string = 'Ţ';
		$result = Multibyte::strtolower($string);
		$expected = 'ţ';
		$this->assertEqual($result, $expected);

		$string = 'Ť';
		$result = Multibyte::strtolower($string);
		$expected = 'ť';
		$this->assertEqual($result, $expected);

		$string = 'Ŧ';
		$result = Multibyte::strtolower($string);
		$expected = 'ŧ';
		$this->assertEqual($result, $expected);

		$string = 'Ũ';
		$result = Multibyte::strtolower($string);
		$expected = 'ũ';
		$this->assertEqual($result, $expected);

		$string = 'Ū';
		$result = Multibyte::strtolower($string);
		$expected = 'ū';
		$this->assertEqual($result, $expected);

		$string = 'Ŭ';
		$result = Multibyte::strtolower($string);
		$expected = 'ŭ';
		$this->assertEqual($result, $expected);

		$string = 'Ů';
		$result = Multibyte::strtolower($string);
		$expected = 'ů';
		$this->assertEqual($result, $expected);

		$string = 'Ű';
		$result = Multibyte::strtolower($string);
		$expected = 'ű';
		$this->assertEqual($result, $expected);

		$string = 'Ų';
		$result = Multibyte::strtolower($string);
		$expected = 'ų';
		$this->assertEqual($result, $expected);

		$string = 'Ŵ';
		$result = Multibyte::strtolower($string);
		$expected = 'ŵ';
		$this->assertEqual($result, $expected);

		$string = 'Ŷ';
		$result = Multibyte::strtolower($string);
		$expected = 'ŷ';
		$this->assertEqual($result, $expected);

		$string = 'Ź';
		$result = Multibyte::strtolower($string);
		$expected = 'ź';
		$this->assertEqual($result, $expected);

		$string = 'Ż';
		$result = Multibyte::strtolower($string);
		$expected = 'ż';
		$this->assertEqual($result, $expected);

		$string = 'Ž';
		$result = Multibyte::strtolower($string);
		$expected = 'ž';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$result = Multibyte::strtolower($string);
		$expected = 'āăąćĉċčďđēĕėęěĝğġģĥħĩīĭįĳĵķĺļľŀłńņňŋōŏőœŕŗřśŝşšţťŧũūŭůűųŵŷźżž';
		$this->assertEqual($result, $expected);

		$string = 'ĤĒĹĻŎ, ŴŐŘĻĎ!';
		$result = Multibyte::strtolower($string);
		$expected = 'ĥēĺļŏ, ŵőřļď!';
		$this->assertEqual($result, $expected);

		$string = 'ĥēĺļŏ, ŵőřļď!';
		$result = Multibyte::strtolower($string);
		$expected = 'ĥēĺļŏ, ŵőřļď!';
		$this->assertEqual($result, $expected);

		$string = 'ἈΙ';
		$result = Multibyte::strtolower($string);
		$expected = 'ἀι';
		$this->assertEqual($result, $expected);

		$string = 'ԀԂԄԆԈԊԌԎԐԒ';
		$result = Multibyte::strtolower($string);
		$expected = 'ԁԃԅԇԉԋԍԏԐԒ';
		$this->assertEqual($result, $expected);

		$string = 'ԱԲԳԴԵԶԷԸԹԺԻԼԽԾԿՀՁՂՃՄՅՆՇՈՉՊՋՌՍՎՏՐՑՒՓՔՕՖև';
		$result = Multibyte::strtolower($string);
		$expected = 'աբգդեզէըթժիլխծկհձղճմյնշոչպջռսվտրցւփքօֆև';
		$this->assertEqual($result, $expected);

		$string = 'ႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅ';
		$result = Multibyte::strtolower($string);
		$expected = 'ႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅ';
		$this->assertEqual($result, $expected);

		$string = 'ḀḂḄḆḈḊḌḎḐḒḔḖḘḚḜḞḠḢḤḦḨḪḬḮḰḲḴḶḸḺḼḾṀṂṄṆṈṊṌṎṐṒṔṖṘṚṜṞṠṢṤṦṨṪṬṮṰṲṴṶṸṺṼṾẀẂẄẆẈẊẌẎẐẒẔẖẗẘẙẚẠẢẤẦẨẪẬẮẰẲẴẶẸẺẼẾỀỂỄỆỈỊỌỎỐỒỔỖỘỚỜỞỠỢỤỦỨỪỬỮỰỲỴỶỸ';
		$result = Multibyte::strtolower($string);
		$expected = 'ḁḃḅḇḉḋḍḏḑḓḕḗḙḛḝḟḡḣḥḧḩḫḭḯḱḳḵḷḹḻḽḿṁṃṅṇṉṋṍṏṑṓṕṗṙṛṝṟṡṣṥṧṩṫṭṯṱṳṵṷṹṻṽṿẁẃẅẇẉẋẍẏẑẓẕẖẗẘẙẚạảấầẩẫậắằẳẵặẹẻẽếềểễệỉịọỏốồổỗộớờởỡợụủứừửữựỳỵỷỹ';
		$this->assertEqual($result, $expected);

		$string = 'ΩKÅℲ';
		$result = Multibyte::strtolower($string);
		$expected = 'ωkåⅎ';
		$this->assertEqual($result, $expected);

		$string = 'ΩKÅ';
		$result = Multibyte::strtolower($string);
		$expected = 'ωkå';
		$this->assertEqual($result, $expected);

		$string = 'ΩKÅ';
		$result = Multibyte::strtolower($string);
		$expected = 'ωkå';
		$this->assertEqual($result, $expected);

		$string = 'ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩⅪⅫⅬⅭⅮⅯↃ';
		$result = Multibyte::strtolower($string);
		$expected = 'ⅰⅱⅲⅳⅴⅵⅶⅷⅸⅹⅺⅻⅼⅽⅾⅿↄ';
		$this->assertEqual($result, $expected);

		$string = 'ⒶⒷⒸⒹⒺⒻⒼⒽⒾⒿⓀⓁⓂⓃⓄⓅⓆⓇⓈⓉⓊⓋⓌⓍⓎⓏ';
		$result = Multibyte::strtolower($string);
		$expected = 'ⓐⓑⓒⓓⓔⓕⓖⓗⓘⓙⓚⓛⓜⓝⓞⓟⓠⓡⓢⓣⓤⓥⓦⓧⓨⓩ';
		$this->assertEqual($result, $expected);

		$string = 'ⰀⰁⰂⰃⰄⰅⰆⰇⰈⰉⰊⰋⰌⰍⰎⰏⰐⰑⰒⰓⰔⰕⰖⰗⰘⰙⰚⰛⰜⰝⰞⰟⰠⰡⰢⰣⰤⰥⰦⰧⰨⰩⰪⰫⰬⰭⰮ';
		$result = Multibyte::strtolower($string);
		$expected = 'ⰰⰱⰲⰳⰴⰵⰶⰷⰸⰹⰺⰻⰼⰽⰾⰿⱀⱁⱂⱃⱄⱅⱆⱇⱈⱉⱊⱋⱌⱍⱎⱏⱐⱑⱒⱓⱔⱕⱖⱗⱘⱙⱚⱛⱜⱝⱞ';
		$this->assertEqual($result, $expected);

		$string = 'ⲀⲂⲄⲆⲈⲊⲌⲎⲐⲒⲔⲖⲘⲚⲜⲞⲠⲢⲤⲦⲨⲪⲬⲮⲰⲲⲴⲶⲸⲺⲼⲾⳀⳂⳄⳆⳈⳊⳌⳎⳐⳒⳔⳖⳘⳚⳜⳞⳠⳢ';
		$result = Multibyte::strtolower($string);
		$expected = 'ⲁⲃⲅⲇⲉⲋⲍⲏⲑⲓⲕⲗⲙⲛⲝⲟⲡⲣⲥⲧⲩⲫⲭⲯⲱⲳⲵⲷⲹⲻⲽⲿⳁⳃⳅⳇⳉⳋⳍⳏⳑⳓⳕⳗⳙⳛⳝⳟⳡⳣ';
		$this->assertEqual($result, $expected);

		$string = 'ﬀﬁﬂﬃﬄﬅﬆﬓﬔﬕﬖﬗ';
		$result = Multibyte::strtolower($string);
		$expected = 'ﬀﬁﬂﬃﬄﬅﬆﬓﬔﬕﬖﬗ';
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbStrtoupper method
 *
 * @access public
 * @return void
 */
	function testUsingMbStrtoupper() {
		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$result = mb_strtoupper($string);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`ABCDEFGHIJKLMNOPQRSTUVWXYZ{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@';
		$result = mb_strtoupper($string);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@';
		$this->assertEqual($result, $expected);

		$string = 'à';
		$result = mb_strtoupper($string);
		$expected = 'À';
		$this->assertEqual($result, $expected);

		$string = 'á';
		$result = mb_strtoupper($string);
		$expected = 'Á';
		$this->assertEqual($result, $expected);

		$string = 'â';
		$result = mb_strtoupper($string);
		$expected = 'Â';
		$this->assertEqual($result, $expected);

		$string = 'ã';
		$result = mb_strtoupper($string);
		$expected = 'Ã';
		$this->assertEqual($result, $expected);

		$string = 'ä';
		$result = mb_strtoupper($string);
		$expected = 'Ä';
		$this->assertEqual($result, $expected);

		$string = 'å';
		$result = mb_strtoupper($string);
		$expected = 'Å';
		$this->assertEqual($result, $expected);

		$string = 'æ';
		$result = mb_strtoupper($string);
		$expected = 'Æ';
		$this->assertEqual($result, $expected);

		$string = 'ç';
		$result = mb_strtoupper($string);
		$expected = 'Ç';
		$this->assertEqual($result, $expected);

		$string = 'è';
		$result = mb_strtoupper($string);
		$expected = 'È';
		$this->assertEqual($result, $expected);

		$string = 'é';
		$result = mb_strtoupper($string);
		$expected = 'É';
		$this->assertEqual($result, $expected);

		$string = 'ê';
		$result = mb_strtoupper($string);
		$expected = 'Ê';
		$this->assertEqual($result, $expected);

		$string = 'ë';
		$result = mb_strtoupper($string);
		$expected = 'Ë';
		$this->assertEqual($result, $expected);

		$string = 'ì';
		$result = mb_strtoupper($string);
		$expected = 'Ì';
		$this->assertEqual($result, $expected);

		$string = 'í';
		$result = mb_strtoupper($string);
		$expected = 'Í';
		$this->assertEqual($result, $expected);

		$string = 'î';
		$result = mb_strtoupper($string);
		$expected = 'Î';
		$this->assertEqual($result, $expected);

		$string = 'ï';
		$result = mb_strtoupper($string);
		$expected = 'Ï';
		$this->assertEqual($result, $expected);

		$string = 'ð';
		$result = mb_strtoupper($string);
		$expected = 'Ð';
		$this->assertEqual($result, $expected);

		$string = 'ñ';
		$result = mb_strtoupper($string);
		$expected = 'Ñ';
		$this->assertEqual($result, $expected);

		$string = 'ò';
		$result = mb_strtoupper($string);
		$expected = 'Ò';
		$this->assertEqual($result, $expected);

		$string = 'ó';
		$result = mb_strtoupper($string);
		$expected = 'Ó';
		$this->assertEqual($result, $expected);

		$string = 'ô';
		$result = mb_strtoupper($string);
		$expected = 'Ô';
		$this->assertEqual($result, $expected);

		$string = 'õ';
		$result = mb_strtoupper($string);
		$expected = 'Õ';
		$this->assertEqual($result, $expected);

		$string = 'ö';
		$result = mb_strtoupper($string);
		$expected = 'Ö';
		$this->assertEqual($result, $expected);

		$string = 'ø';
		$result = mb_strtoupper($string);
		$expected = 'Ø';
		$this->assertEqual($result, $expected);

		$string = 'ù';
		$result = mb_strtoupper($string);
		$expected = 'Ù';
		$this->assertEqual($result, $expected);

		$string = 'ú';
		$result = mb_strtoupper($string);
		$expected = 'Ú';
		$this->assertEqual($result, $expected);

		$string = 'û';
		$result = mb_strtoupper($string);
		$expected = 'Û';
		$this->assertEqual($result, $expected);

		$string = 'ü';
		$result = mb_strtoupper($string);
		$expected = 'Ü';
		$this->assertEqual($result, $expected);

		$string = 'ý';
		$result = mb_strtoupper($string);
		$expected = 'Ý';
		$this->assertEqual($result, $expected);

		$string = 'þ';
		$result = mb_strtoupper($string);
		$expected = 'Þ';
		$this->assertEqual($result, $expected);

		$string = 'àáâãäåæçèéêëìíîïðñòóôõöøùúûüýþ';
		$result = mb_strtoupper($string);
		$expected = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$this->assertEqual($result, $expected);

		$string = 'ā';
		$result = mb_strtoupper($string);
		$expected = 'Ā';
		$this->assertEqual($result, $expected);

		$string = 'ă';
		$result = mb_strtoupper($string);
		$expected = 'Ă';
		$this->assertEqual($result, $expected);

		$string = 'ą';
		$result = mb_strtoupper($string);
		$expected = 'Ą';
		$this->assertEqual($result, $expected);

		$string = 'ć';
		$result = mb_strtoupper($string);
		$expected = 'Ć';
		$this->assertEqual($result, $expected);

		$string = 'ĉ';
		$result = mb_strtoupper($string);
		$expected = 'Ĉ';
		$this->assertEqual($result, $expected);

		$string = 'ċ';
		$result = mb_strtoupper($string);
		$expected = 'Ċ';
		$this->assertEqual($result, $expected);

		$string = 'č';
		$result = mb_strtoupper($string);
		$expected = 'Č';
		$this->assertEqual($result, $expected);

		$string = 'ď';
		$result = mb_strtoupper($string);
		$expected = 'Ď';
		$this->assertEqual($result, $expected);

		$string = 'đ';
		$result = mb_strtoupper($string);
		$expected = 'Đ';
		$this->assertEqual($result, $expected);

		$string = 'ē';
		$result = mb_strtoupper($string);
		$expected = 'Ē';
		$this->assertEqual($result, $expected);

		$string = 'ĕ';
		$result = mb_strtoupper($string);
		$expected = 'Ĕ';
		$this->assertEqual($result, $expected);

		$string = 'ė';
		$result = mb_strtoupper($string);
		$expected = 'Ė';
		$this->assertEqual($result, $expected);

		$string = 'ę';
		$result = mb_strtoupper($string);
		$expected = 'Ę';
		$this->assertEqual($result, $expected);

		$string = 'ě';
		$result = mb_strtoupper($string);
		$expected = 'Ě';
		$this->assertEqual($result, $expected);

		$string = 'ĝ';
		$result = mb_strtoupper($string);
		$expected = 'Ĝ';
		$this->assertEqual($result, $expected);

		$string = 'ğ';
		$result = mb_strtoupper($string);
		$expected = 'Ğ';
		$this->assertEqual($result, $expected);

		$string = 'ġ';
		$result = mb_strtoupper($string);
		$expected = 'Ġ';
		$this->assertEqual($result, $expected);

		$string = 'ģ';
		$result = mb_strtoupper($string);
		$expected = 'Ģ';
		$this->assertEqual($result, $expected);

		$string = 'ĥ';
		$result = mb_strtoupper($string);
		$expected = 'Ĥ';
		$this->assertEqual($result, $expected);

		$string = 'ħ';
		$result = mb_strtoupper($string);
		$expected = 'Ħ';
		$this->assertEqual($result, $expected);

		$string = 'ĩ';
		$result = mb_strtoupper($string);
		$expected = 'Ĩ';
		$this->assertEqual($result, $expected);

		$string = 'ī';
		$result = mb_strtoupper($string);
		$expected = 'Ī';
		$this->assertEqual($result, $expected);

		$string = 'ĭ';
		$result = mb_strtoupper($string);
		$expected = 'Ĭ';
		$this->assertEqual($result, $expected);

		$string = 'į';
		$result = mb_strtoupper($string);
		$expected = 'Į';
		$this->assertEqual($result, $expected);

		$string = 'ĳ';
		$result = mb_strtoupper($string);
		$expected = 'Ĳ';
		$this->assertEqual($result, $expected);

		$string = 'ĵ';
		$result = mb_strtoupper($string);
		$expected = 'Ĵ';
		$this->assertEqual($result, $expected);

		$string = 'ķ';
		$result = mb_strtoupper($string);
		$expected = 'Ķ';
		$this->assertEqual($result, $expected);

		$string = 'ĺ';
		$result = mb_strtoupper($string);
		$expected = 'Ĺ';
		$this->assertEqual($result, $expected);

		$string = 'ļ';
		$result = mb_strtoupper($string);
		$expected = 'Ļ';
		$this->assertEqual($result, $expected);

		$string = 'ľ';
		$result = mb_strtoupper($string);
		$expected = 'Ľ';
		$this->assertEqual($result, $expected);

		$string = 'ŀ';
		$result = mb_strtoupper($string);
		$expected = 'Ŀ';
		$this->assertEqual($result, $expected);

		$string = 'ł';
		$result = mb_strtoupper($string);
		$expected = 'Ł';
		$this->assertEqual($result, $expected);

		$string = 'ń';
		$result = mb_strtoupper($string);
		$expected = 'Ń';
		$this->assertEqual($result, $expected);

		$string = 'ņ';
		$result = mb_strtoupper($string);
		$expected = 'Ņ';
		$this->assertEqual($result, $expected);

		$string = 'ň';
		$result = mb_strtoupper($string);
		$expected = 'Ň';
		$this->assertEqual($result, $expected);

		$string = 'ŋ';
		$result = mb_strtoupper($string);
		$expected = 'Ŋ';
		$this->assertEqual($result, $expected);

		$string = 'ō';
		$result = mb_strtoupper($string);
		$expected = 'Ō';
		$this->assertEqual($result, $expected);

		$string = 'ŏ';
		$result = mb_strtoupper($string);
		$expected = 'Ŏ';
		$this->assertEqual($result, $expected);

		$string = 'ő';
		$result = mb_strtoupper($string);
		$expected = 'Ő';
		$this->assertEqual($result, $expected);

		$string = 'œ';
		$result = mb_strtoupper($string);
		$expected = 'Œ';
		$this->assertEqual($result, $expected);

		$string = 'ŕ';
		$result = mb_strtoupper($string);
		$expected = 'Ŕ';
		$this->assertEqual($result, $expected);

		$string = 'ŗ';
		$result = mb_strtoupper($string);
		$expected = 'Ŗ';
		$this->assertEqual($result, $expected);

		$string = 'ř';
		$result = mb_strtoupper($string);
		$expected = 'Ř';
		$this->assertEqual($result, $expected);

		$string = 'ś';
		$result = mb_strtoupper($string);
		$expected = 'Ś';
		$this->assertEqual($result, $expected);

		$string = 'ŝ';
		$result = mb_strtoupper($string);
		$expected = 'Ŝ';
		$this->assertEqual($result, $expected);

		$string = 'ş';
		$result = mb_strtoupper($string);
		$expected = 'Ş';
		$this->assertEqual($result, $expected);

		$string = 'š';
		$result = mb_strtoupper($string);
		$expected = 'Š';
		$this->assertEqual($result, $expected);

		$string = 'ţ';
		$result = mb_strtoupper($string);
		$expected = 'Ţ';
		$this->assertEqual($result, $expected);

		$string = 'ť';
		$result = mb_strtoupper($string);
		$expected = 'Ť';
		$this->assertEqual($result, $expected);

		$string = 'ŧ';
		$result = mb_strtoupper($string);
		$expected = 'Ŧ';
		$this->assertEqual($result, $expected);

		$string = 'ũ';
		$result = mb_strtoupper($string);
		$expected = 'Ũ';
		$this->assertEqual($result, $expected);

		$string = 'ū';
		$result = mb_strtoupper($string);
		$expected = 'Ū';
		$this->assertEqual($result, $expected);

		$string = 'ŭ';
		$result = mb_strtoupper($string);
		$expected = 'Ŭ';
		$this->assertEqual($result, $expected);

		$string = 'ů';
		$result = mb_strtoupper($string);
		$expected = 'Ů';
		$this->assertEqual($result, $expected);

		$string = 'ű';
		$result = mb_strtoupper($string);
		$expected = 'Ű';
		$this->assertEqual($result, $expected);

		$string = 'ų';
		$result = mb_strtoupper($string);
		$expected = 'Ų';
		$this->assertEqual($result, $expected);

		$string = 'ŵ';
		$result = mb_strtoupper($string);
		$expected = 'Ŵ';
		$this->assertEqual($result, $expected);

		$string = 'ŷ';
		$result = mb_strtoupper($string);
		$expected = 'Ŷ';
		$this->assertEqual($result, $expected);

		$string = 'ź';
		$result = mb_strtoupper($string);
		$expected = 'Ź';
		$this->assertEqual($result, $expected);

		$string = 'ż';
		$result = mb_strtoupper($string);
		$expected = 'Ż';
		$this->assertEqual($result, $expected);

		$string = 'ž';
		$result = mb_strtoupper($string);
		$expected = 'Ž';
		$this->assertEqual($result, $expected);

		$string = 'āăąćĉċčďđēĕėęěĝğġģĥħĩīĭįĳĵķĺļľŀłńņňŋōŏőœŕŗřśŝşšţťŧũūŭůűųŵŷźżž';
		$result = mb_strtoupper($string);
		$expected = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$result = mb_strtoupper($string);
		$expected = 'ĤĒĹĻŎ, ŴŐŘĻĎ!';
		$this->assertEqual($result, $expected);

		$string = 'ἀι';
		$result = mb_strtoupper($string);
		$expected = 'ἈΙ';
		$this->assertEqual($result, $expected);

		$string = 'ԁԃԅԇԉԋԍԏԐԒ';
		$result = mb_strtoupper($string);
		$expected = 'ԀԂԄԆԈԊԌԎԐԒ';
		$this->assertEqual($result, $expected);

		$string = 'աբգդեզէըթժիլխծկհձղճմյնշոչպջռսվտրցւփքօֆև';
		$result = mb_strtoupper($string);
		$expected = 'ԱԲԳԴԵԶԷԸԹԺԻԼԽԾԿՀՁՂՃՄՅՆՇՈՉՊՋՌՍՎՏՐՑՒՓՔՕՖև';
		$this->assertEqual($result, $expected);

		$string = 'ႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅ';
		$result = mb_strtoupper($string);
		$expected = 'ႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅ';
		$this->assertEqual($result, $expected);

		$string = 'ḁḃḅḇḉḋḍḏḑḓḕḗḙḛḝḟḡḣḥḧḩḫḭḯḱḳḵḷḹḻḽḿṁṃṅṇṉṋṍṏṑṓṕṗṙṛṝṟṡṣṥṧṩṫṭṯṱṳṵṷṹṻṽṿẁẃẅẇẉẋẍẏẑẓẕẖẗẘẙẚạảấầẩẫậắằẳẵặẹẻẽếềểễệỉịọỏốồổỗộớờởỡợụủứừửữựỳỵỷỹ';
		$result = mb_strtoupper($string);
		$expected = 'ḀḂḄḆḈḊḌḎḐḒḔḖḘḚḜḞḠḢḤḦḨḪḬḮḰḲḴḶḸḺḼḾṀṂṄṆṈṊṌṎṐṒṔṖṘṚṜṞṠṢṤṦṨṪṬṮṰṲṴṶṸṺṼṾẀẂẄẆẈẊẌẎẐẒẔẖẗẘẙẚẠẢẤẦẨẪẬẮẰẲẴẶẸẺẼẾỀỂỄỆỈỊỌỎỐỒỔỖỘỚỜỞỠỢỤỦỨỪỬỮỰỲỴỶỸ';
		$this->assertEqual($result, $expected);

		$string = 'ωkå';
		$result = mb_strtoupper($string);
		$expected = 'ΩKÅ';
		$this->assertEqual($result, $expected);

/*
mb_strtoupper does not work for these strings.

		$string = 'ⅰⅱⅲⅳⅴⅵⅶⅷⅸⅹⅺⅻⅼⅽⅾⅿↄ';
		$result = mb_strtoupper($string);
		$expected = 'ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩⅪⅫⅬⅭⅮⅯↃ';
		$this->assertEqual($result, $expected);

		$string = 'ⓐⓑⓒⓓⓔⓕⓖⓗⓘⓙⓚⓛⓜⓝⓞⓟⓠⓡⓢⓣⓤⓥⓦⓧⓨⓩ';
		$result = mb_strtoupper($string);
		$expected = 'ⒶⒷⒸⒹⒺⒻⒼⒽⒾⒿⓀⓁⓂⓃⓄⓅⓆⓇⓈⓉⓊⓋⓌⓍⓎⓏ';
		$this->assertEqual($result, $expected);

		$string = 'ⰰⰱⰲⰳⰴⰵⰶⰷⰸⰹⰺⰻⰼⰽⰾⰿⱀⱁⱂⱃⱄⱅⱆⱇⱈⱉⱊⱋⱌⱍⱎⱏⱐⱑⱒⱓⱔⱕⱖⱗⱘⱙⱚⱛⱜⱝⱞ';
		$result = mb_strtoupper($string);
		$expected = 'ⰀⰁⰂⰃⰄⰅⰆⰇⰈⰉⰊⰋⰌⰍⰎⰏⰐⰑⰒⰓⰔⰕⰖⰗⰘⰙⰚⰛⰜⰝⰞⰟⰠⰡⰢⰣⰤⰥⰦⰧⰨⰩⰪⰫⰬⰭⰮ';
		$this->assertEqual($result, $expected);

		$string = 'ⲁⲃⲅⲇⲉⲋⲍⲏⲑⲓⲕⲗⲙⲛⲝⲟⲡⲣⲥⲧⲩⲫⲭⲯⲱⲳⲵⲷⲹⲻⲽⲿⳁⳃⳅⳇⳉⳋⳍⳏⳑⳓⳕⳗⳙⳛⳝⳟⳡⳣ';
		$result = mb_strtoupper($string);
		$expected = 'ⲀⲂⲄⲆⲈⲊⲌⲎⲐⲒⲔⲖⲘⲚⲜⲞⲠⲢⲤⲦⲨⲪⲬⲮⲰⲲⲴⲶⲸⲺⲼⲾⳀⳂⳄⳆⳈⳊⳌⳎⳐⳒⳔⳖⳘⳚⳜⳞⳠⳢ';
		$this->assertEqual($result, $expected);
*/
		$string = 'ﬀﬁﬂﬃﬄﬅﬆﬓﬔﬕﬖﬗ';
		$result = mb_strtoupper($string);
		$expected = 'ﬀﬁﬂﬃﬄﬅﬆﬓﬔﬕﬖﬗ';
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteStrtoupper method
 *
 * @access public
 * @return void
 */
	function testMultibyteStrtoupper() {
		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$result = Multibyte::strtoupper($string);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`ABCDEFGHIJKLMNOPQRSTUVWXYZ{|}~';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@';
		$result = Multibyte::strtoupper($string);
		$expected = '!"#$%&\'()*+,-./0123456789:;<=>?@';
		$this->assertEqual($result, $expected);

		$string = 'à';
		$result = Multibyte::strtoupper($string);
		$expected = 'À';
		$this->assertEqual($result, $expected);

		$string = 'á';
		$result = Multibyte::strtoupper($string);
		$expected = 'Á';
		$this->assertEqual($result, $expected);

		$string = 'â';
		$result = Multibyte::strtoupper($string);
		$expected = 'Â';
		$this->assertEqual($result, $expected);

		$string = 'ã';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ã';
		$this->assertEqual($result, $expected);

		$string = 'ä';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ä';
		$this->assertEqual($result, $expected);

		$string = 'å';
		$result = Multibyte::strtoupper($string);
		$expected = 'Å';
		$this->assertEqual($result, $expected);

		$string = 'æ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Æ';
		$this->assertEqual($result, $expected);

		$string = 'ç';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ç';
		$this->assertEqual($result, $expected);

		$string = 'è';
		$result = Multibyte::strtoupper($string);
		$expected = 'È';
		$this->assertEqual($result, $expected);

		$string = 'é';
		$result = Multibyte::strtoupper($string);
		$expected = 'É';
		$this->assertEqual($result, $expected);

		$string = 'ê';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ê';
		$this->assertEqual($result, $expected);

		$string = 'ë';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ë';
		$this->assertEqual($result, $expected);

		$string = 'ì';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ì';
		$this->assertEqual($result, $expected);

		$string = 'í';
		$result = Multibyte::strtoupper($string);
		$expected = 'Í';
		$this->assertEqual($result, $expected);

		$string = 'î';
		$result = Multibyte::strtoupper($string);
		$expected = 'Î';
		$this->assertEqual($result, $expected);

		$string = 'ï';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ï';
		$this->assertEqual($result, $expected);

		$string = 'ð';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ð';
		$this->assertEqual($result, $expected);

		$string = 'ñ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ñ';
		$this->assertEqual($result, $expected);

		$string = 'ò';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ò';
		$this->assertEqual($result, $expected);

		$string = 'ó';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ó';
		$this->assertEqual($result, $expected);

		$string = 'ô';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ô';
		$this->assertEqual($result, $expected);

		$string = 'õ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Õ';
		$this->assertEqual($result, $expected);

		$string = 'ö';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ö';
		$this->assertEqual($result, $expected);

		$string = 'ø';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ø';
		$this->assertEqual($result, $expected);

		$string = 'ù';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ù';
		$this->assertEqual($result, $expected);

		$string = 'ú';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ú';
		$this->assertEqual($result, $expected);

		$string = 'û';
		$result = Multibyte::strtoupper($string);
		$expected = 'Û';
		$this->assertEqual($result, $expected);

		$string = 'ü';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ü';
		$this->assertEqual($result, $expected);

		$string = 'ý';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ý';
		$this->assertEqual($result, $expected);

		$string = 'þ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Þ';
		$this->assertEqual($result, $expected);

		$string = 'àáâãäåæçèéêëìíîïðñòóôõöøùúûüýþ';
		$result = Multibyte::strtoupper($string);
		$expected = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$this->assertEqual($result, $expected);

		$string = 'ā';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ā';
		$this->assertEqual($result, $expected);

		$string = 'ă';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ă';
		$this->assertEqual($result, $expected);

		$string = 'ą';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ą';
		$this->assertEqual($result, $expected);

		$string = 'ć';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ć';
		$this->assertEqual($result, $expected);

		$string = 'ĉ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ĉ';
		$this->assertEqual($result, $expected);

		$string = 'ċ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ċ';
		$this->assertEqual($result, $expected);

		$string = 'č';
		$result = Multibyte::strtoupper($string);
		$expected = 'Č';
		$this->assertEqual($result, $expected);

		$string = 'ď';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ď';
		$this->assertEqual($result, $expected);

		$string = 'đ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Đ';
		$this->assertEqual($result, $expected);

		$string = 'ē';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ē';
		$this->assertEqual($result, $expected);

		$string = 'ĕ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ĕ';
		$this->assertEqual($result, $expected);

		$string = 'ė';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ė';
		$this->assertEqual($result, $expected);

		$string = 'ę';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ę';
		$this->assertEqual($result, $expected);

		$string = 'ě';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ě';
		$this->assertEqual($result, $expected);

		$string = 'ĝ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ĝ';
		$this->assertEqual($result, $expected);

		$string = 'ğ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ğ';
		$this->assertEqual($result, $expected);

		$string = 'ġ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ġ';
		$this->assertEqual($result, $expected);

		$string = 'ģ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ģ';
		$this->assertEqual($result, $expected);

		$string = 'ĥ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ĥ';
		$this->assertEqual($result, $expected);

		$string = 'ħ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ħ';
		$this->assertEqual($result, $expected);

		$string = 'ĩ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ĩ';
		$this->assertEqual($result, $expected);

		$string = 'ī';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ī';
		$this->assertEqual($result, $expected);

		$string = 'ĭ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ĭ';
		$this->assertEqual($result, $expected);

		$string = 'į';
		$result = Multibyte::strtoupper($string);
		$expected = 'Į';
		$this->assertEqual($result, $expected);

		$string = 'ĳ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ĳ';
		$this->assertEqual($result, $expected);

		$string = 'ĵ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ĵ';
		$this->assertEqual($result, $expected);

		$string = 'ķ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ķ';
		$this->assertEqual($result, $expected);

		$string = 'ĺ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ĺ';
		$this->assertEqual($result, $expected);

		$string = 'ļ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ļ';
		$this->assertEqual($result, $expected);

		$string = 'ľ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ľ';
		$this->assertEqual($result, $expected);

		$string = 'ŀ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ŀ';
		$this->assertEqual($result, $expected);

		$string = 'ł';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ł';
		$this->assertEqual($result, $expected);

		$string = 'ń';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ń';
		$this->assertEqual($result, $expected);

		$string = 'ņ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ņ';
		$this->assertEqual($result, $expected);

		$string = 'ň';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ň';
		$this->assertEqual($result, $expected);

		$string = 'ŋ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ŋ';
		$this->assertEqual($result, $expected);

		$string = 'ō';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ō';
		$this->assertEqual($result, $expected);

		$string = 'ŏ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ŏ';
		$this->assertEqual($result, $expected);

		$string = 'ő';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ő';
		$this->assertEqual($result, $expected);

		$string = 'œ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Œ';
		$this->assertEqual($result, $expected);

		$string = 'ŕ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ŕ';
		$this->assertEqual($result, $expected);

		$string = 'ŗ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ŗ';
		$this->assertEqual($result, $expected);

		$string = 'ř';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ř';
		$this->assertEqual($result, $expected);

		$string = 'ś';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ś';
		$this->assertEqual($result, $expected);

		$string = 'ŝ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ŝ';
		$this->assertEqual($result, $expected);

		$string = 'ş';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ş';
		$this->assertEqual($result, $expected);

		$string = 'š';
		$result = Multibyte::strtoupper($string);
		$expected = 'Š';
		$this->assertEqual($result, $expected);

		$string = 'ţ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ţ';
		$this->assertEqual($result, $expected);

		$string = 'ť';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ť';
		$this->assertEqual($result, $expected);

		$string = 'ŧ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ŧ';
		$this->assertEqual($result, $expected);

		$string = 'ũ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ũ';
		$this->assertEqual($result, $expected);

		$string = 'ū';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ū';
		$this->assertEqual($result, $expected);

		$string = 'ŭ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ŭ';
		$this->assertEqual($result, $expected);

		$string = 'ů';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ů';
		$this->assertEqual($result, $expected);

		$string = 'ű';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ű';
		$this->assertEqual($result, $expected);

		$string = 'ų';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ų';
		$this->assertEqual($result, $expected);

		$string = 'ŵ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ŵ';
		$this->assertEqual($result, $expected);

		$string = 'ŷ';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ŷ';
		$this->assertEqual($result, $expected);

		$string = 'ź';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ź';
		$this->assertEqual($result, $expected);

		$string = 'ż';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ż';
		$this->assertEqual($result, $expected);

		$string = 'ž';
		$result = Multibyte::strtoupper($string);
		$expected = 'Ž';
		$this->assertEqual($result, $expected);

		$string = 'āăąćĉċčďđēĕėęěĝğġģĥħĩīĭįĳĵķĺļľŀłńņňŋōŏőœŕŗřśŝşšţťŧũūŭůűųŵŷźżž';
		$result = Multibyte::strtoupper($string);
		$expected = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$result = Multibyte::strtoupper($string);
		$expected = 'ĤĒĹĻŎ, ŴŐŘĻĎ!';
		$this->assertEqual($result, $expected);

		$string = 'ἀι';
		$result = mb_strtoupper($string);
		$expected = 'ἈΙ';
		$this->assertEqual($result, $expected);

		$string = 'ἀι';
		$result = Multibyte::strtoupper($string);
		$expected = 'ἈΙ';
		$this->assertEqual($result, $expected);

		$string = 'ԁԃԅԇԉԋԍԏԐԒ';
		$result = Multibyte::strtoupper($string);
		$expected = 'ԀԂԄԆԈԊԌԎԐԒ';
		$this->assertEqual($result, $expected);

		$string = 'աբգդեզէըթժիլխծկհձղճմյնշոչպջռսվտրցւփքօֆև';
		$result = Multibyte::strtoupper($string);
		$expected = 'ԱԲԳԴԵԶԷԸԹԺԻԼԽԾԿՀՁՂՃՄՅՆՇՈՉՊՋՌՍՎՏՐՑՒՓՔՕՖև';
		$this->assertEqual($result, $expected);

		$string = 'ႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅ';
		$result = Multibyte::strtoupper($string);
		$expected = 'ႠႡႢႣႤႥႦႧႨႩႪႫႬႭႮႯႰႱႲႳႴႵႶႷႸႹႺႻႼႽႾႿჀჁჂჃჄჅ';
		$this->assertEqual($result, $expected);

		$string = 'ḁḃḅḇḉḋḍḏḑḓḕḗḙḛḝḟḡḣḥḧḩḫḭḯḱḳḵḷḹḻḽḿṁṃṅṇṉṋṍṏṑṓṕṗṙṛṝṟṡṣṥṧṩṫṭṯṱṳṵṷṹṻṽṿẁẃẅẇẉẋẍẏẑẓẕẖẗẘẙẚạảấầẩẫậắằẳẵặẹẻẽếềểễệỉịọỏốồổỗộớờởỡợụủứừửữựỳỵỷỹ';
		$result = Multibyte::strtoupper($string);
		$expected = 'ḀḂḄḆḈḊḌḎḐḒḔḖḘḚḜḞḠḢḤḦḨḪḬḮḰḲḴḶḸḺḼḾṀṂṄṆṈṊṌṎṐṒṔṖṘṚṜṞṠṢṤṦṨṪṬṮṰṲṴṶṸṺṼṾẀẂẄẆẈẊẌẎẐẒẔẖẗẘẙẚẠẢẤẦẨẪẬẮẰẲẴẶẸẺẼẾỀỂỄỆỈỊỌỎỐỒỔỖỘỚỜỞỠỢỤỦỨỪỬỮỰỲỴỶỸ';
		$this->assertEqual($result, $expected);

		$string = 'ωkåⅎ';
		$result = Multibyte::strtoupper($string);
		$expected = 'ΩKÅℲ';
		$this->assertEqual($result, $expected);

		$string = 'ωkå';
		$result = Multibyte::strtoupper($string);
		$expected = 'ΩKÅ';
		$this->assertEqual($result, $expected);

		$string = 'ⅰⅱⅲⅳⅴⅵⅶⅷⅸⅹⅺⅻⅼⅽⅾⅿↄ';
		$result = Multibyte::strtoupper($string);
		$expected = 'ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩⅪⅫⅬⅭⅮⅯↃ';
		$this->assertEqual($result, $expected);

		$string = 'ⓐⓑⓒⓓⓔⓕⓖⓗⓘⓙⓚⓛⓜⓝⓞⓟⓠⓡⓢⓣⓤⓥⓦⓧⓨⓩ';
		$result = Multibyte::strtoupper($string);
		$expected = 'ⒶⒷⒸⒹⒺⒻⒼⒽⒾⒿⓀⓁⓂⓃⓄⓅⓆⓇⓈⓉⓊⓋⓌⓍⓎⓏ';
		$this->assertEqual($result, $expected);

		$string = 'ⰰⰱⰲⰳⰴⰵⰶⰷⰸⰹⰺⰻⰼⰽⰾⰿⱀⱁⱂⱃⱄⱅⱆⱇⱈⱉⱊⱋⱌⱍⱎⱏⱐⱑⱒⱓⱔⱕⱖⱗⱘⱙⱚⱛⱜⱝⱞ';
		$result = Multibyte::strtoupper($string);
		$expected = 'ⰀⰁⰂⰃⰄⰅⰆⰇⰈⰉⰊⰋⰌⰍⰎⰏⰐⰑⰒⰓⰔⰕⰖⰗⰘⰙⰚⰛⰜⰝⰞⰟⰠⰡⰢⰣⰤⰥⰦⰧⰨⰩⰪⰫⰬⰭⰮ';
		$this->assertEqual($result, $expected);

		$string = 'ⲁⲃⲅⲇⲉⲋⲍⲏⲑⲓⲕⲗⲙⲛⲝⲟⲡⲣⲥⲧⲩⲫⲭⲯⲱⲳⲵⲷⲹⲻⲽⲿⳁⳃⳅⳇⳉⳋⳍⳏⳑⳓⳕⳗⳙⳛⳝⳟⳡⳣ';
		$result = Multibyte::strtoupper($string);
		$expected = 'ⲀⲂⲄⲆⲈⲊⲌⲎⲐⲒⲔⲖⲘⲚⲜⲞⲠⲢⲤⲦⲨⲪⲬⲮⲰⲲⲴⲶⲸⲺⲼⲾⳀⳂⳄⳆⳈⳊⳌⳎⳐⳒⳔⳖⳘⳚⳜⳞⳠⳢ';
		$this->assertEqual($result, $expected);

		$string = 'ﬀﬁﬂﬃﬄﬅﬆﬓﬔﬕﬖﬗ';
		$result = Multibyte::strtoupper($string);
		$expected = 'ﬀﬁﬂﬃﬄﬅﬆﬓﬔﬕﬖﬗ';
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbSubstrCount method
 *
 * @access public
 * @return void
 */
	function testUsingMbSubstrCount() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQFRSFTUVWXYZ0F12345F6789';
		$find = 'F';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÅÊËÌÍÎÏÐÑÒÓÔÅÕÖØÅÙÚÛÅÜÝÞ';
		$find = 'Å';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÙÚÂÃÄÅÆÇÈÙÚÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞÙÚ';
		$find = 'ÙÚ';
		$result = mb_substr_count($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊÅËÌÍÎÏÐÑÒÓÔÕÅÖØÅÙÚÅÛÜÅÝÞÅ';
		$find = 'Å';
		$result = mb_substr_count($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'ĊĀĂĄĆĈĊČĎĐĒĔĖĊĘĚĜĞĠĢĤĦĨĪĬĮĊĲĴĶĹĻĽĿŁŃŅŇŊŌĊŎŐŒŔŖŘŚŜŞŠŢĊŤŦŨŪŬŮŰĊŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_substr_count($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĊĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁĊŃŅĊŇŊŌŎŐŒŔŖĊŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./012F34567F89:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghiFjklmnopqFrstuvwFxyz{|}~';
		$find = 'F';
		$result = mb_substr_count($string, $find);
		$expected = 6;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥µ¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁµÂÃµÄÅÆÇµÈ';
		$find = 'µ';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôÕÖõö÷øùúûüýþÿĀāĂăĄąĆćĈĉÕÖĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝÕÖĞğĠġĢģĤĥĦÕÖħĨĩĪīĬ';
		$find = 'ÕÖ';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōĵĶķĸĹŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšĵĶķĸĹŢţŤťŦŧŨũŪūŬŭŮůŰűŲųĵĶķĸĹŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'ĵĶķĸĹ';
		$result = mb_substr_count($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƸƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊƸǋǌǍǎǏǐǑǒǓƸǔǕǖǗǘǙǚƸǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƹƠơƢƣƤƥƦƧƨƩƹƪƫƬƭƮƯưƱƲƳƴƹƵƶƷƸƹƺƻƼƽƾƿǀǁǂƹǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'ƹ';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞʀɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʀʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʀʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʀʻʼ';
		$find = 'ʀ';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЇЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = mb_substr_count($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСРТУФХЦЧШЩЪЫЬРЭЮЯабРвгдежзийклРмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСрТУФХЦЧШЩЪЫрЬЭЮЯабвгдежзийклмнопррстуфхцчшщъыь';
		$find = 'р';
		$result = mb_substr_count($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'فنقكلنمنهونىينًٌٍَُ';
		$find = 'ن';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✿✴✵✶✷✸✿✹✺✻✼✽✾✿❀❁❂❃❄❅❆✿❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = mb_substr_count($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺐⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺐⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⺐⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = mb_substr_count($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽤⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽤⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = mb_substr_count($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눺눻눼눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕눺눻눼뉖뉗뉘뉙뉚뉛뉜뉝눺눻눼뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눺눻눼';
		$result = mb_substr_count($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'ﺞﺟﺠﺡﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺞﺟﺠﺡﺆﺇﺞﺟﺠﺡﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞﺟﺠﺡ';
		$result = mb_substr_count($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﻞﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻞﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻞﻸﻹﻺﻞﻻﻼ';
		$find = 'ﻞ';
		$result = mb_substr_count($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｋｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｋｙｚ';
		$find = 'ｋ';
		$result = mb_substr_count($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｋｌｍｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｋｌｍｗｘｙｚ';
		$find = 'ｋｌｍ';
		$result = mb_substr_count($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｐｐｅｆｇｈｉｊｋｌｍｎｏｐｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｐｐｅ';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ĺļ';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = mb_substr_count($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rl';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'ničiničiini';
		$find = 'n';
		$result = mb_substr_count($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'moćimoćimoćmćioći';
		$find = 'ći';
		$result = mb_substr_count($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = mb_substr_count($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'H';
		$result = mb_substr_count($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteSubstrCount method
 *
 * @access public
 * @return void
 */
	function testMultibyteSubstrCount() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$find = 'F';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'ABCDEFGHIJKLMNOPQFRSFTUVWXYZ0F12345F6789';
		$find = 'F';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÅÊËÌÍÎÏÐÑÒÓÔÅÕÖØÅÙÚÛÅÜÝÞ';
		$find = 'Å';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÙÚÂÃÄÅÆÇÈÙÚÉÊËÌÍÎÏÐÑÒÓÔÕÖØÅÙÚÛÜÝÞÙÚ';
		$find = 'ÙÚ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊÅËÌÍÎÏÐÑÒÓÔÕÅÖØÅÙÚÅÛÜÅÝÞÅ';
		$find = 'Å';
		$result = Multibyte::substrCount($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'ĊĀĂĄĆĈĊČĎĐĒĔĖĊĘĚĜĞĠĢĤĦĨĪĬĮĊĲĴĶĹĻĽĿŁŃŅŇŊŌĊŎŐŒŔŖŘŚŜŞŠŢĊŤŦŨŪŬŮŰĊŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 7;
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĊĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁĊŃŅĊŇŊŌŎŐŒŔŖĊŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./012F34567F89:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghiFjklmnopqFrstuvwFxyz{|}~';
		$find = 'F';
		$result = Multibyte::substrCount($string, $find);
		$expected = 6;
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥µ¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁµÂÃµÄÅÆÇµÈ';
		$find = 'µ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôÕÖõö÷øùúûüýþÿĀāĂăĄąĆćĈĉÕÖĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝÕÖĞğĠġĢģĤĥĦÕÖħĨĩĪīĬ';
		$find = 'ÕÖ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōĵĶķĸĹŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšĵĶķĸĹŢţŤťŦŧŨũŪūŬŭŮůŰűŲųĵĶķĸĹŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$find = 'ĵĶķĸĹ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƸƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊƸǋǌǍǎǏǐǑǒǓƸǔǕǖǗǘǙǚƸǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'Ƹ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƹƠơƢƣƤƥƦƧƨƩƹƪƫƬƭƮƯưƱƲƳƴƹƵƶƷƸƹƺƻƼƽƾƿǀǁǂƹǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$find = 'ƹ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞʀɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʀʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʀʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʀʻʼ';
		$find = 'ʀ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЇЎЏАБВГДЕЖЗИЙКЛ';
		$find = 'Ї';
		$result = Multibyte::substrCount($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСРТУФХЦЧШЩЪЫЬРЭЮЯабРвгдежзийклРмнопрстуфхцчшщъыь';
		$find = 'Р';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСрТУФХЦЧШЩЪЫрЬЭЮЯабвгдежзийклмнопррстуфхцчшщъыь';
		$find = 'р';
		$result = Multibyte::substrCount($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'فنقكلنمنهونىينًٌٍَُ';
		$find = 'ن';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✿✴✵✶✷✸✿✹✺✻✼✽✾✿❀❁❂❃❄❅❆✿❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$find = '✿';
		$result = Multibyte::substrCount($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺐⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺐⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⺐⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$find = '⺐';
		$result = Multibyte::substrCount($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽤⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽤⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$find = '⽤';
		$result = Multibyte::substrCount($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눺눻눼눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕눺눻눼뉖뉗뉘뉙뉚뉛뉜뉝눺눻눼뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$find = '눺눻눼';
		$result = Multibyte::substrCount($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'ﺞﺟﺠﺡﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺞﺟﺠﺡﺆﺇﺞﺟﺠﺡﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$find = 'ﺞﺟﺠﺡ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﻞﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻞﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻞﻸﻹﻺﻞﻻﻼ';
		$find = 'ﻞ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 5;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｋｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｋｙｚ';
		$find = 'ｋ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｋｌｍｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｋｌｍｗｘｙｚ';
		$find = 'ｋｌｍ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｐｐｅｆｇｈｉｊｋｌｍｎｏｐｐｑｒｓｔｕｖｗｘｙｚ';
		$find = 'ｐｐｅ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$find = 'ｱ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$find = 'ﾊ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ő';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'ĺļ';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'o';
		$result = Multibyte::substrCount($string, $find);
		$expected = 2;
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$find = 'rl';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$find = 'n';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'ničiničiini';
		$find = 'n';
		$result = Multibyte::substrCount($string, $find);
		$expected = 3;
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$find = 'ć';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'moćimoćimoćmćioći';
		$find = 'ći';
		$result = Multibyte::substrCount($string, $find);
		$expected = 4;
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$find = 'ž';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$find = '设';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$find = '周';
		$result = Multibyte::substrCount($string, $find);
		$expected = 1;
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$find = 'H';
		$result = Multibyte::substrCount($string, $find);
		$expected = false;
		$this->assertEqual($result, $expected);
	}

/**
 * testUsingMbSubstr method
 *
 * @access public
 * @return void
 */
	function testUsingMbSubstr() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$result = mb_substr($string, 4, 7);
		$expected = 'EFGHIJK';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$result = mb_substr($string, 4, 7);
		$expected = 'ÄÅÆÇÈÉÊ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = mb_substr($string, 4, 7);
		$expected = 'ĈĊČĎĐĒĔ';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$result = mb_substr($string, 4, 7);
		$expected = '%&\'()*+';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$result = mb_substr($string, 4);
		$expected = '¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$result = mb_substr($string, 4, 7);
		$expected = 'ÍÎÏÐÑÒÓ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$result = mb_substr($string, 4, 7);
		$expected = 'ıĲĳĴĵĶķ';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$result = mb_substr($string, 25);
		$expected = 'ƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$result = mb_substr($string, 3);
		$expected = 'ɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$result = mb_substr($string, 3);
		$expected = 'ЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$result = mb_substr($string, 3, 16);
		$expected = 'ПРСТУФХЦЧШЩЪЫЬЭЮ';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$result = mb_substr($string, 3, 6);
		$expected = 'لمنهوى';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$result = mb_substr($string, 6, 14);
		$expected = '✶✷✸✹✺✻✼✽✾✿❀❁❂❃';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$result = mb_substr($string, 8, 13);
		$expected = '⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$result = mb_substr($string, 12, 24);
		$expected = '⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$result = mb_substr($string, 12, 24);
		$expected = '눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$result = mb_substr($string, 12);
		$expected = 'ﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$result = mb_substr($string, 24, 12);
		$expected = 'ﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$result = mb_substr($string, 11, 2);
		$expected = 'ｌｍ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$result = mb_substr($string, 7, 11);
		$expected = 'ｨｩｪｫｬｭｮｯｰｱｲ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$result = mb_substr($string, 13, 13);
		$expected = 'ﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$result = mb_substr($string, 3, 4);
		$expected = 'ļŏ, ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$result = mb_substr($string, 3, 4);
		$expected = 'lo, ';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$result = mb_substr($string, 3);
		$expected = 'i';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$result = mb_substr($string, 1);
		$expected = 'oći';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$result = mb_substr($string, 0, 2);
		$expected = 'dr';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$result = mb_substr($string, 3, 3);
		$expected = '设为首';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$result = mb_substr($string, 0, 1);
		$expected = '一';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$result = mb_substr($string, 6);
		$expected = false;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$result = mb_substr($string, 0);
		$expected = '一二三周永龍';
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteSubstr method
 *
 * @access public
 * @return void
 */
	function testMultibyteSubstr() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$result = Multibyte::substr($string, 4, 7);
		$expected = 'EFGHIJK';
		$this->assertEqual($result, $expected);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$result = Multibyte::substr($string, 4, 7);
		$expected = 'ÄÅÆÇÈÉÊ';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$find = 'Ċ';
		$result = Multibyte::substr($string, 4, 7);
		$expected = 'ĈĊČĎĐĒĔ';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$result = Multibyte::substr($string, 4, 7);
		$expected = '%&\'()*+';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$result = Multibyte::substr($string, 4);
		$expected = '¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$result = Multibyte::substr($string, 4, 7);
		$expected = 'ÍÎÏÐÑÒÓ';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$result = Multibyte::substr($string, 4, 7);
		$expected = 'ıĲĳĴĵĶķ';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$result = Multibyte::substr($string, 25);
		$expected = 'ƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$result = Multibyte::substr($string, 3);
		$expected = 'ɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$result = Multibyte::substr($string, 3);
		$expected = 'ЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$result = Multibyte::substr($string, 3, 16);
		$expected = 'ПРСТУФХЦЧШЩЪЫЬЭЮ';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$result = Multibyte::substr($string, 3, 6);
		$expected = 'لمنهوى';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$result = Multibyte::substr($string, 6, 14);
		$expected = '✶✷✸✹✺✻✼✽✾✿❀❁❂❃';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$result = Multibyte::substr($string, 8, 13);
		$expected = '⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$result = Multibyte::substr($string, 12, 24);
		$expected = '⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$result = Multibyte::substr($string, 12, 24);
		$expected = '눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$result = Multibyte::substr($string, 12);
		$expected = 'ﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$result = Multibyte::substr($string, 24, 12);
		$expected = 'ﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔ';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$result = Multibyte::substr($string, 11, 2);
		$expected = 'ｌｍ';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$result = Multibyte::substr($string, 7, 11);
		$expected = 'ｨｩｪｫｬｭｮｯｰｱｲ';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$result = Multibyte::substr($string, 13, 13);
		$expected = 'ﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒ';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$result = Multibyte::substr($string, 3, 4);
		$expected = 'ļŏ, ';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$result = Multibyte::substr($string, 3, 4);
		$expected = 'lo, ';
		$this->assertEqual($result, $expected);

		$string = 'čini';
		$result = Multibyte::substr($string, 3);
		$expected = 'i';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$result = Multibyte::substr($string, 1);
		$expected = 'oći';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$result = Multibyte::substr($string, 0, 2);
		$expected = 'dr';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$result = Multibyte::substr($string, 3, 3);
		$expected = '设为首';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$result = Multibyte::substr($string, 0, 1);
		$expected = '一';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$result = Multibyte::substr($string, 6);
		$expected = false;
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$result = Multibyte::substr($string, 0);
		$expected = '一二三周永龍';
		$this->assertEqual($result, $expected);
	}

/**
 * testMultibyteSubstr method
 *
 * @access public
 * @return void
 */
	function testMultibyteMimeEncode() {
		$string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
		$result = Multibyte::mimeEncode($string);
		$this->assertEqual($result, $string);

		$string = 'ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?w4DDgcOCw4PDhMOFw4bDh8OIw4nDisOLw4zDjcOOw4/DkMORw5LDk8OUw5U=?=' . "\r\n" .
					' =?UTF-8?B?w5bDmMOZw5rDm8Ocw53Dng==?=';
		$this->assertEqual($result, $expected);
		$result = Multibyte::mimeEncode($string, null, "\n");
		$expected = '=?UTF-8?B?w4DDgcOCw4PDhMOFw4bDh8OIw4nDisOLw4zDjcOOw4/DkMORw5LDk8OUw5U=?=' . "\n" .
					' =?UTF-8?B?w5bDmMOZw5rDm8Ocw53Dng==?=';
		$this->assertEqual($result, $expected);

		$string = 'ĀĂĄĆĈĊČĎĐĒĔĖĘĚĜĞĠĢĤĦĨĪĬĮĲĴĶĹĻĽĿŁŃŅŇŊŌŎŐŒŔŖŘŚŜŞŠŢŤŦŨŪŬŮŰŲŴŶŹŻŽ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?xIDEgsSExIbEiMSKxIzEjsSQxJLElMSWxJjEmsScxJ7EoMSixKTEpsSoxKo=?=' . "\r\n" .
					' =?UTF-8?B?xKzErsSyxLTEtsS5xLvEvcS/xYHFg8WFxYfFisWMxY7FkMWSxZTFlsWYxZo=?=' . "\r\n" .
					' =?UTF-8?B?xZzFnsWgxaLFpMWmxajFqsWsxa7FsMWyxbTFtsW5xbvFvQ==?=';
		$this->assertEqual($result, $expected);

		$string = '!"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?ISIjJCUmJygpKissLS4vMDEyMzQ1Njc4OTo7PD0+P0BBQkNERUZHSElKS0xN?=' . "\r\n" .
					' =?UTF-8?B?Tk9QUVJTVFVWV1hZWltcXV5fYGFiY2RlZmdoaWprbG1ub3BxcnN0dXZ3eHl6?=' . "\r\n" .
					' =?UTF-8?B?e3x9fg==?=';
		$this->assertEqual($result, $expected);

		$string = '¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?wqHCosKjwqTCpcKmwqfCqMKpwqrCq8Kswq3CrsKvwrDCscKywrPCtMK1wrY=?=' . "\r\n" .
					' =?UTF-8?B?wrfCuMK5wrrCu8K8wr3CvsK/w4DDgcOCw4PDhMOFw4bDh8OI?=';
		$this->assertEqual($result, $expected);

		$string = 'ÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăĄąĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?w4nDisOLw4zDjcOOw4/DkMORw5LDk8OUw5XDlsOXw5jDmcOaw5vDnMOdw54=?=' . "\r\n" .
					' =?UTF-8?B?w5/DoMOhw6LDo8Okw6XDpsOnw6jDqcOqw6vDrMOtw67Dr8Oww7HDssOzw7Q=?=' . "\r\n" .
					' =?UTF-8?B?w7XDtsO3w7jDucO6w7vDvMO9w77Dv8SAxIHEgsSDxITEhcSGxIfEiMSJxIo=?=' . "\r\n" .
					' =?UTF-8?B?xIvEjMSNxI7Ej8SQxJHEksSTxJTElcSWxJfEmMSZxJrEm8ScxJ3EnsSfxKA=?=' . "\r\n" .
					' =?UTF-8?B?xKHEosSjxKTEpcSmxKfEqMSpxKrEq8Ss?=';
		$this->assertEqual($result, $expected);

		$string = 'ĭĮįİıĲĳĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňŉŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?xK3ErsSvxLDEscSyxLPEtMS1xLbEt8S4xLnEusS7xLzEvcS+xL/FgMWBxYI=?=' . "\r\n" .
					' =?UTF-8?B?xYPFhMWFxYbFh8WIxYnFisWLxYzFjcWOxY/FkMWRxZLFk8WUxZXFlsWXxZg=?=' . "\r\n" .
					' =?UTF-8?B?xZnFmsWbxZzFncWexZ/FoMWhxaLFo8WkxaXFpsWnxajFqcWqxavFrMWtxa4=?=' . "\r\n" .
					' =?UTF-8?B?xa/FsMWxxbLFs8W0xbXFtsW3xbjFucW6xbvFvMW9xb7Fv8aAxoHGgsaDxoQ=?=' . "\r\n" .
					' =?UTF-8?B?xoXGhsaHxojGicaKxovGjMaNxo7Gj8aQ?=';
		$this->assertEqual($result, $expected);

		$string = 'ƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃǄǅǆǇǈǉǊǋǌǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰǱǲǳǴ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?xpHGksaTxpTGlcaWxpfGmMaZxprGm8acxp3GnsafxqDGocaixqPGpMalxqY=?=' . "\r\n" .
					' =?UTF-8?B?xqfGqMapxqrGq8asxq3GrsavxrDGscayxrPGtMa1xrbGt8a4xrnGusa7xrw=?=' . "\r\n" .
					' =?UTF-8?B?xr3Gvsa/x4DHgceCx4PHhMeFx4bHh8eIx4nHiseLx4zHjceOx4/HkMeRx5I=?=' . "\r\n" .
					' =?UTF-8?B?x5PHlMeVx5bHl8eYx5nHmsebx5zHnceex5/HoMehx6LHo8ekx6XHpsenx6g=?=' . "\r\n" .
					' =?UTF-8?B?x6nHqserx6zHrceux6/HsMexx7LHs8e0?=';
		$this->assertEqual($result, $expected);

		$string = 'əɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲʳʴʵʶʷʸʹʺʻʼ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?yZnJmsmbyZzJncmeyZ/JoMmhyaLJo8mkyaXJpsmnyajJqcmqyavJrMmtya4=?=' . "\r\n" .
					' =?UTF-8?B?ya/JsMmxybLJs8m0ybXJtsm3ybjJucm6ybvJvMm9yb7Jv8qAyoHKgsqDyoQ=?=' . "\r\n" .
					' =?UTF-8?B?yoXKhsqHyojKicqKyovKjMqNyo7Kj8qQypHKksqTypTKlcqWypfKmMqZypo=?=' . "\r\n" .
					' =?UTF-8?B?ypvKnMqdyp7Kn8qgyqHKosqjyqTKpcqmyqfKqMqpyqrKq8qsyq3KrsqvyrA=?=' . "\r\n" .
					' =?UTF-8?B?yrHKssqzyrTKtcq2yrfKuMq5yrrKu8q8?=';
		$this->assertEqual($result, $expected);

		$string = 'ЀЁЂЃЄЅІЇЈЉЊЋЌЍЎЏАБВГДЕЖЗИЙКЛ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?0IDQgdCC0IPQhNCF0IbQh9CI0InQitCL0IzQjdCO0I/QkNCR0JLQk9CU0JU=?=' . "\r\n" .
					' =?UTF-8?B?0JbQl9CY0JnQmtCb?=';
		$this->assertEqual($result, $expected);

		$string = 'МНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыь';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?0JzQndCe0J/QoNCh0KLQo9Ck0KXQptCn0KjQqdCq0KvQrNCt0K7Qr9Cw0LE=?=' . "\r\n" .
					' =?UTF-8?B?0LLQs9C00LXQttC30LjQudC60LvQvNC90L7Qv9GA0YHRgtGD0YTRhdGG0Yc=?=' . "\r\n" .
					' =?UTF-8?B?0YjRidGK0YvRjA==?=';
		$this->assertEqual($result, $expected);

		$string = 'فقكلمنهوىيًٌٍَُ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?2YHZgtmD2YTZhdmG2YfZiNmJ2YrZi9mM2Y3ZjtmP?=';
		$this->assertEqual($result, $expected);

		$string = '✰✱✲✳✴✵✶✷✸✹✺✻✼✽✾✿❀❁❂❃❄❅❆❇❈❉❊❋❌❍❎❏❐❑❒❓❔❕❖❗❘❙❚❛❜❝❞';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?4pyw4pyx4pyy4pyz4py04py14py24py34py44py54py64py74py84py94py+?=' . "\r\n" .
					' =?UTF-8?B?4py/4p2A4p2B4p2C4p2D4p2E4p2F4p2G4p2H4p2I4p2J4p2K4p2L4p2M4p2N?=' . "\r\n" .
					' =?UTF-8?B?4p2O4p2P4p2Q4p2R4p2S4p2T4p2U4p2V4p2W4p2X4p2Y4p2Z4p2a4p2b4p2c?=' . "\r\n" .
					' =?UTF-8?B?4p2d4p2e?=';
		$this->assertEqual($result, $expected);

		$string = '⺀⺁⺂⺃⺄⺅⺆⺇⺈⺉⺊⺋⺌⺍⺎⺏⺐⺑⺒⺓⺔⺕⺖⺗⺘⺙⺛⺜⺝⺞⺟⺠⺡⺢⺣⺤⺥⺦⺧⺨⺩⺪⺫⺬⺭⺮⺯⺰⺱⺲⺳⺴⺵⺶⺷⺸⺹⺺⺻⺼⺽⺾⺿⻀⻁⻂⻃⻄⻅⻆⻇⻈⻉⻊⻋⻌⻍⻎⻏⻐⻑⻒⻓⻔⻕⻖⻗⻘⻙⻚⻛⻜⻝⻞⻟⻠';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?4rqA4rqB4rqC4rqD4rqE4rqF4rqG4rqH4rqI4rqJ4rqK4rqL4rqM4rqN4rqO?=' . "\r\n" .
					' =?UTF-8?B?4rqP4rqQ4rqR4rqS4rqT4rqU4rqV4rqW4rqX4rqY4rqZ4rqb4rqc4rqd4rqe?=' . "\r\n" .
					' =?UTF-8?B?4rqf4rqg4rqh4rqi4rqj4rqk4rql4rqm4rqn4rqo4rqp4rqq4rqr4rqs4rqt?=' . "\r\n" .
					' =?UTF-8?B?4rqu4rqv4rqw4rqx4rqy4rqz4rq04rq14rq24rq34rq44rq54rq64rq74rq8?=' . "\r\n" .
					' =?UTF-8?B?4rq94rq+4rq/4ruA4ruB4ruC4ruD4ruE4ruF4ruG4ruH4ruI4ruJ4ruK4ruL?=' . "\r\n" .
					' =?UTF-8?B?4ruM4ruN4ruO4ruP4ruQ4ruR4ruS4ruT4ruU4ruV4ruW4ruX4ruY4ruZ4rua?=' . "\r\n" .
					' =?UTF-8?B?4rub4ruc4rud4rue4ruf4rug?=';
		$this->assertEqual($result, $expected);

		$string = '⽅⽆⽇⽈⽉⽊⽋⽌⽍⽎⽏⽐⽑⽒⽓⽔⽕⽖⽗⽘⽙⽚⽛⽜⽝⽞⽟⽠⽡⽢⽣⽤⽥⽦⽧⽨⽩⽪⽫⽬⽭⽮⽯⽰⽱⽲⽳⽴⽵⽶⽷⽸⽹⽺⽻⽼⽽⽾⽿';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?4r2F4r2G4r2H4r2I4r2J4r2K4r2L4r2M4r2N4r2O4r2P4r2Q4r2R4r2S4r2T?=' . "\r\n" .
					' =?UTF-8?B?4r2U4r2V4r2W4r2X4r2Y4r2Z4r2a4r2b4r2c4r2d4r2e4r2f4r2g4r2h4r2i?=' . "\r\n" .
					' =?UTF-8?B?4r2j4r2k4r2l4r2m4r2n4r2o4r2p4r2q4r2r4r2s4r2t4r2u4r2v4r2w4r2x?=' . "\r\n" .
					' =?UTF-8?B?4r2y4r2z4r204r214r224r234r244r254r264r274r284r294r2+4r2/?=';
		$this->assertEqual($result, $expected);

		$string = '눡눢눣눤눥눦눧눨눩눪눫눬눭눮눯눰눱눲눳눴눵눶눷눸눹눺눻눼눽눾눿뉀뉁뉂뉃뉄뉅뉆뉇뉈뉉뉊뉋뉌뉍뉎뉏뉐뉑뉒뉓뉔뉕뉖뉗뉘뉙뉚뉛뉜뉝뉞뉟뉠뉡뉢뉣뉤뉥뉦뉧뉨뉩뉪뉫뉬뉭뉮뉯뉰뉱뉲뉳뉴뉵뉶뉷뉸뉹뉺뉻뉼뉽뉾뉿늀늁늂늃늄';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?64ih64ii64ij64ik64il64im64in64io64ip64iq64ir64is64it64iu64iv?=' . "\r\n" .
					' =?UTF-8?B?64iw64ix64iy64iz64i064i164i264i364i464i564i664i764i864i964i+?=' . "\r\n" .
					' =?UTF-8?B?64i/64mA64mB64mC64mD64mE64mF64mG64mH64mI64mJ64mK64mL64mM64mN?=' . "\r\n" .
					' =?UTF-8?B?64mO64mP64mQ64mR64mS64mT64mU64mV64mW64mX64mY64mZ64ma64mb64mc?=' . "\r\n" .
					' =?UTF-8?B?64md64me64mf64mg64mh64mi64mj64mk64ml64mm64mn64mo64mp64mq64mr?=' . "\r\n" .
					' =?UTF-8?B?64ms64mt64mu64mv64mw64mx64my64mz64m064m164m264m364m464m564m6?=' . "\r\n" .
					' =?UTF-8?B?64m764m864m964m+64m/64qA64qB64qC64qD64qE?=';
		$this->assertEqual($result, $expected);

		$string = 'ﹰﹱﹲﹳﹴ﹵ﹶﹷﹸﹹﹺﹻﹼﹽﹾﹿﺀﺁﺂﺃﺄﺅﺆﺇﺈﺉﺊﺋﺌﺍﺎﺏﺐﺑﺒﺓﺔﺕﺖﺗﺘﺙﺚﺛﺜﺝﺞﺟﺠﺡﺢﺣﺤﺥﺦﺧﺨﺩﺪﺫﺬﺭﺮﺯﺰ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?77mw77mx77my77mz77m077m177m277m377m477m577m677m777m877m977m+?=' . "\r\n" .
					' =?UTF-8?B?77m/77qA77qB77qC77qD77qE77qF77qG77qH77qI77qJ77qK77qL77qM77qN?=' . "\r\n" .
					' =?UTF-8?B?77qO77qP77qQ77qR77qS77qT77qU77qV77qW77qX77qY77qZ77qa77qb77qc?=' . "\r\n" .
					' =?UTF-8?B?77qd77qe77qf77qg77qh77qi77qj77qk77ql77qm77qn77qo77qp77qq77qr?=' . "\r\n" .
					' =?UTF-8?B?77qs77qt77qu77qv77qw?=';
		$this->assertEqual($result, $expected);

		$string = 'ﺱﺲﺳﺴﺵﺶﺷﺸﺹﺺﺻﺼﺽﺾﺿﻀﻁﻂﻃﻄﻅﻆﻇﻈﻉﻊﻋﻌﻍﻎﻏﻐﻑﻒﻓﻔﻕﻖﻗﻘﻙﻚﻛﻜﻝﻞﻟﻠﻡﻢﻣﻤﻥﻦﻧﻨﻩﻪﻫﻬﻭﻮﻯﻰﻱﻲﻳﻴﻵﻶﻷﻸﻹﻺﻻﻼ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?77qx77qy77qz77q077q177q277q377q477q577q677q777q877q977q+77q/?=' . "\r\n" .
					' =?UTF-8?B?77uA77uB77uC77uD77uE77uF77uG77uH77uI77uJ77uK77uL77uM77uN77uO?=' . "\r\n" .
					' =?UTF-8?B?77uP77uQ77uR77uS77uT77uU77uV77uW77uX77uY77uZ77ua77ub77uc77ud?=' . "\r\n" .
					' =?UTF-8?B?77ue77uf77ug77uh77ui77uj77uk77ul77um77un77uo77up77uq77ur77us?=' . "\r\n" .
					' =?UTF-8?B?77ut77uu77uv77uw77ux77uy77uz77u077u177u277u377u477u577u677u7?=' . "\r\n" .
					' =?UTF-8?B?77u8?=';
		$this->assertEqual($result, $expected);

		$string = 'ａｂｃｄｅｆｇｈｉｊｋｌｍｎｏｐｑｒｓｔｕｖｗｘｙｚ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?772B772C772D772E772F772G772H772I772J772K772L772M772N772O772P?=' . "\r\n" .
					' =?UTF-8?B?772Q772R772S772T772U772V772W772X772Y772Z772a?=';
		$this->assertEqual($result, $expected);

		$string = '｡｢｣､･ｦｧｨｩｪｫｬｭｮｯｰｱｲｳｴｵｶｷｸ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?772h772i772j772k772l772m772n772o772p772q772r772s772t772u772v?=' . "\r\n" .
					' =?UTF-8?B?772w772x772y772z77207721772277237724?=';
		$this->assertEqual($result, $expected);

		$string = 'ｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝﾞ';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?77257726772777287729772+772/776A776B776C776D776E776F776G776H?=' . "\r\n" .
					' =?UTF-8?B?776I776J776K776L776M776N776O776P776Q776R776S776T776U776V776W?=' . "\r\n" .
					' =?UTF-8?B?776X776Y776Z776a776b776c776d776e?=';
		$this->assertEqual($result, $expected);

		$string = 'Ĥēĺļŏ, Ŵőřļď!';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?xKTEk8S6xLzFjywgxbTFkcWZxLzEjyE=?=';
		$this->assertEqual($result, $expected);

		$string = 'Hello, World!';
		$result = Multibyte::mimeEncode($string);
		$this->assertEqual($result, $string);

		$string = 'čini';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?xI1pbmk=?=';
		$this->assertEqual($result, $expected);

		$string = 'moći';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?bW/Eh2k=?=';
		$this->assertEqual($result, $expected);

		$string = 'državni';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?ZHLFvmF2bmk=?=';
		$this->assertEqual($result, $expected);

		$string = '把百度设为首页';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?5oqK55m+5bqm6K6+5Li66aaW6aG1?=';
		$this->assertEqual($result, $expected);

		$string = '一二三周永龍';
		$result = Multibyte::mimeEncode($string);
		$expected = '=?UTF-8?B?5LiA5LqM5LiJ5ZGo5rC46b6N?=';
		$this->assertEqual($result, $expected);
	}
}