Mercurial > hg > CbC > CbC_gcc
view libgo/go/crypto/sha256/example_test.go @ 138:fc828634a951
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Thu, 08 Nov 2018 14:17:14 +0900 |
parents | 04ced10e8804 |
children | 1830386684a0 |
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// Copyright 2016 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // +build ignore package sha256_test import ( "crypto/sha256" "fmt" "io" "log" "os" ) func ExampleSum256() { sum := sha256.Sum256([]byte("hello world\n")) fmt.Printf("%x", sum) // Output: a948904f2f0f479b8f8197694b30184b0d2ed1c1cd2a1ec0fb85d299a192a447 } func ExampleNew() { h := sha256.New() h.Write([]byte("hello world\n")) fmt.Printf("%x", h.Sum(nil)) // Output: a948904f2f0f479b8f8197694b30184b0d2ed1c1cd2a1ec0fb85d299a192a447 } func ExampleNew_file() { f, err := os.Open("file.txt") if err != nil { log.Fatal(err) } defer f.Close() h := sha256.New() if _, err := io.Copy(h, f); err != nil { log.Fatal(err) } fmt.Printf("%x", h.Sum(nil)) }