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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
commit | 43a123c1ae6613b3efeed291fa552ecd909d3acf (patch) | |
tree | fd92518b7024bc74031f78a1cf9e454b65e73665 /src/encoding/base64/example_test.go | |
parent | Initial commit. (diff) | |
download | golang-1.20-upstream.tar.xz golang-1.20-upstream.zip |
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/encoding/base64/example_test.go | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/encoding/base64/example_test.go b/src/encoding/base64/example_test.go new file mode 100644 index 0000000..61a3adc --- /dev/null +++ b/src/encoding/base64/example_test.go @@ -0,0 +1,83 @@ +// Copyright 2012 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. + +// Keep in sync with ../base32/example_test.go. + +package base64_test + +import ( + "encoding/base64" + "fmt" + "os" +) + +func Example() { + msg := "Hello, 世界" + encoded := base64.StdEncoding.EncodeToString([]byte(msg)) + fmt.Println(encoded) + decoded, err := base64.StdEncoding.DecodeString(encoded) + if err != nil { + fmt.Println("decode error:", err) + return + } + fmt.Println(string(decoded)) + // Output: + // SGVsbG8sIOS4lueVjA== + // Hello, 世界 +} + +func ExampleEncoding_EncodeToString() { + data := []byte("any + old & data") + str := base64.StdEncoding.EncodeToString(data) + fmt.Println(str) + // Output: + // YW55ICsgb2xkICYgZGF0YQ== +} + +func ExampleEncoding_Encode() { + data := []byte("Hello, world!") + dst := make([]byte, base64.StdEncoding.EncodedLen(len(data))) + base64.StdEncoding.Encode(dst, data) + fmt.Println(string(dst)) + // Output: + // SGVsbG8sIHdvcmxkIQ== +} + +func ExampleEncoding_DecodeString() { + str := "c29tZSBkYXRhIHdpdGggACBhbmQg77u/" + data, err := base64.StdEncoding.DecodeString(str) + if err != nil { + fmt.Println("error:", err) + return + } + fmt.Printf("%q\n", data) + // Output: + // "some data with \x00 and \ufeff" +} + +func ExampleEncoding_Decode() { + str := "SGVsbG8sIHdvcmxkIQ==" + dst := make([]byte, base64.StdEncoding.DecodedLen(len(str))) + n, err := base64.StdEncoding.Decode(dst, []byte(str)) + if err != nil { + fmt.Println("decode error:", err) + return + } + dst = dst[:n] + fmt.Printf("%q\n", dst) + // Output: + // "Hello, world!" +} + +func ExampleNewEncoder() { + input := []byte("foo\x00bar") + encoder := base64.NewEncoder(base64.StdEncoding, os.Stdout) + encoder.Write(input) + // Must close the encoder when finished to flush any partial blocks. + // If you comment out the following line, the last partial block "r" + // won't be encoded. + encoder.Close() + // Output: + // Zm9vAGJhcg== +} |