golang example_test 代码
文件路径：/src/crypto/des/example_test.go
/ Copyright 2013 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 des_test
import "crypto/des"
func ExampleNewTripleDESCipher() {
/ NewTripleDESCipher can also be used when EDE2 is required by
/ duplicating the first 8 bytes of the 16-byte key.
ede2Key := []byte("example key 1234")
var tripleDESKey []byte
tripleDESKey = append(tripleDESKey, ede2Key[:16]...)
tripleDESKey = append(tripleDESKey, ede2Key[:8]...)
_, err := des.NewTripleDESCipher(tripleDESKey)
if err != nil {
panic(err)
}
/ See crypto/cipher for how to use a cipher.Block for encryption and
/ decryption.
}