mirror of
https://github.com/golang/go
synced 2024-11-25 05:07:56 -07:00
3619f1ea6a
to use single string argument instead of string, index. R=r DELTA=136 (9 added, 7 deleted, 120 changed) OCL=28642 CL=28644
55 lines
1.2 KiB
Go
55 lines
1.2 KiB
Go
// $G $F.go && $L $F.$A && ./$A.out
|
|
|
|
// 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 main
|
|
|
|
import "utf8"
|
|
|
|
func main() {
|
|
var chars [6] int;
|
|
chars[0] = 'a';
|
|
chars[1] = 'b';
|
|
chars[2] = 'c';
|
|
chars[3] = '\u65e5';
|
|
chars[4] = '\u672c';
|
|
chars[5] = '\u8a9e';
|
|
s := "";
|
|
for i := 0; i < 6; i++ {
|
|
s += string(chars[i]);
|
|
}
|
|
var l = len(s);
|
|
for w, i, j := 0,0,0; i < l; i += w {
|
|
var r int;
|
|
r, w = utf8.DecodeRuneInString(s[i:len(s)]);
|
|
if w == 0 { panic("zero width in string") }
|
|
if r != chars[j] { panic("wrong value from string") }
|
|
j++;
|
|
}
|
|
// encoded as bytes: 'a' 'b' 'c' e6 97 a5 e6 9c ac e8 aa 9e
|
|
const L = 12;
|
|
if L != l { panic("wrong length constructing array") }
|
|
a := make([]byte, L);
|
|
a[0] = 'a';
|
|
a[1] = 'b';
|
|
a[2] = 'c';
|
|
a[3] = 0xe6;
|
|
a[4] = 0x97;
|
|
a[5] = 0xa5;
|
|
a[6] = 0xe6;
|
|
a[7] = 0x9c;
|
|
a[8] = 0xac;
|
|
a[9] = 0xe8;
|
|
a[10] = 0xaa;
|
|
a[11] = 0x9e;
|
|
for w, i, j := 0,0,0; i < L; i += w {
|
|
var r int;
|
|
r, w = utf8.DecodeRune(a[i:L]);
|
|
if w == 0 { panic("zero width in bytes") }
|
|
if r != chars[j] { panic("wrong value from bytes") }
|
|
j++;
|
|
}
|
|
}
|