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Source file src/crypto/sha1/example_test.go

Documentation: crypto/sha1

  // Copyright 2009 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.
  
  package sha1_test
  
  import (
  	"crypto/sha1"
  	"fmt"
  	"io"
  	"log"
  	"os"
  )
  
  func ExampleNew() {
  	h := sha1.New()
  	io.WriteString(h, "His money is twice tainted:")
  	io.WriteString(h, " 'taint yours and 'taint mine.")
  	fmt.Printf("% x", h.Sum(nil))
  	// Output: 59 7f 6a 54 00 10 f9 4c 15 d7 18 06 a9 9a 2c 87 10 e7 47 bd
  }
  
  func ExampleSum() {
  	data := []byte("This page intentionally left blank.")
  	fmt.Printf("% x", sha1.Sum(data))
  	// Output: af 06 49 23 bb f2 30 15 96 aa c4 c2 73 ba 32 17 8e bc 4a 96
  }
  
  func ExampleNew_file() {
  	f, err := os.Open("file.txt")
  	if err != nil {
  		log.Fatal(err)
  	}
  	defer f.Close()
  
  	h := sha1.New()
  	if _, err := io.Copy(h, f); err != nil {
  		log.Fatal(err)
  	}
  
  	fmt.Printf("% x", h.Sum(nil))
  }
  

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