main.go 源码
// Copyright © 2018 Inanc Gumus
// Learn Go Programming Course
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
//
// For more tutorials : https://learngoprogramming.com
// In-person training : https://www.linkedin.com/in/inancgumus/
// Follow me on twitter: https://twitter.com/inancgumus
package main
import (
"fmt"
"unicode/utf8"
)
func main() {
// strings are made up of bytes
// len function counts the bytes in a string value.
//
// This string literal contains unicode characters.
//
// And, unicode characters can be 1-4 bytes.
// So, "İnanç" is 7 bytes long, not 5.
//
// İ = 2 bytes
// n = 1 byte
// a = 1 byte
// n = 1 byte
// ç = 2 bytes
// TOTAL = 7 bytes
name := "İnanç"
fmt.Printf("%q is %d bytes\n", name, len(name))
// To get the actual characters (or runes) inside
// a utf-8 encoded string value, you should do this:
fmt.Printf("%q is %d characters\n",
name, utf8.RuneCountInString(name))
}
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