mirror of
https://github.com/golang/go
synced 2024-11-26 21:51:44 -07:00
62 lines
1.9 KiB
Go
62 lines
1.9 KiB
Go
|
// run
|
||
|
|
|
||
|
|
// Copyright 2022 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.
|
||
|
|
|
||
|
|
// Examples from the language spec section on string conversions.
|
||
|
|
|
||
|
|
package main
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
// 1
|
||
|
|
_ = string('a') // "a"
|
||
|
|
_ = string(-1) // "\ufffd" == "\xef\xbf\xbd"
|
||
|
|
_ = string(0xf8) // "\u00f8" == "ø" == "\xc3\xb8"
|
||
|
|
|
||
|
|
type myString string
|
||
|
|
_ = myString(0x65e5) // "\u65e5" == "日" == "\xe6\x97\xa5"
|
||
|
|
|
||
|
|
// 2
|
||
|
|
_ = string([]byte{'h', 'e', 'l', 'l', '\xc3', '\xb8'}) // "hellø"
|
||
|
|
_ = string([]byte{}) // ""
|
||
|
|
_ = string([]byte(nil)) // ""
|
||
|
|
|
||
|
|
type bytes []byte
|
||
|
|
_ = string(bytes{'h', 'e', 'l', 'l', '\xc3', '\xb8'}) // "hellø"
|
||
|
|
|
||
|
|
type myByte byte
|
||
|
|
_ = string([]myByte{'w', 'o', 'r', 'l', 'd', '!'}) // "world!"
|
||
|
|
_ = myString([]myByte{'\xf0', '\x9f', '\x8c', '\x8d'}) // "🌍
|
||
|
|
|
||
|
|
// 3
|
||
|
|
_ = string([]rune{0x767d, 0x9d6c, 0x7fd4}) // "\u767d\u9d6c\u7fd4" == "白鵬翔"
|
||
|
|
_ = string([]rune{}) // ""
|
||
|
|
_ = string([]rune(nil)) // ""
|
||
|
|
|
||
|
|
type runes []rune
|
||
|
|
_ = string(runes{0x767d, 0x9d6c, 0x7fd4}) // "\u767d\u9d6c\u7fd4" == "白鵬翔"
|
||
|
|
|
||
|
|
type myRune rune
|
||
|
|
_ = string([]myRune{0x266b, 0x266c}) // "\u266b\u266c" == "♫♬"
|
||
|
|
_ = myString([]myRune{0x1f30e}) // "\U0001f30e" == "🌎
|
||
|
|
|
||
|
|
// 4
|
||
|
|
_ = []byte("hellø") // []byte{'h', 'e', 'l', 'l', '\xc3', '\xb8'}
|
||
|
|
_ = []byte("") // []byte{}
|
||
|
|
|
||
|
|
_ = bytes("hellø") // []byte{'h', 'e', 'l', 'l', '\xc3', '\xb8'}
|
||
|
|
|
||
|
|
_ = []myByte("world!") // []myByte{'w', 'o', 'r', 'l', 'd', '!'}
|
||
|
|
_ = []myByte(myString("🌏")) // []myByte{'\xf0', '\x9f', '\x8c', '\x8f'}
|
||
|
|
|
||
|
|
// 5
|
||
|
|
_ = []rune(myString("白鵬翔")) // []rune{0x767d, 0x9d6c, 0x7fd4}
|
||
|
|
_ = []rune("") // []rune{}
|
||
|
|
|
||
|
|
_ = runes("白鵬翔") // []rune{0x767d, 0x9d6c, 0x7fd4}
|
||
|
|
|
||
|
|
_ = []myRune("♫♬") // []myRune{0x266b, 0x266c}
|
||
|
|
_ = []myRune(myString("🌐")) // []myRune{0x1f310}
|
||
|
|
}
|