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view chapter8/LongLines.scala @ 0:b316eec6fa7a draft default tip
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author | Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp> |
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date | Tue, 08 Jan 2013 16:41:46 +0900 |
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import scala.io.Source object LongLines { def processFile(filename: String, width: Int ) { val source = Source.fromFile(filename) for (line <- source.getLines) processLine(filename, width, line) } private def processLine(filename: String, width: Int, line: String) { if (line.length > width) println(filename + ": "+ line.trim) } } object FindLongLines { def main(args: Array[String]) { val width = args(0).toInt for (arg <- args.drop(1)) LongLines.processFile(arg, width) } }