package main import ( "fmt" "unicode/utf8" ) func main(){ var str string str="asSASA ddd dsjkdsjs dk" fmt.Printf("String %s\nLength: %d, Runes: %d\n", str, len([]byte(str)), utf8.RuneCount([]byte(str))) }
输出结果：
$ go run firstthirdtwo.go
String asSASA ddd dsjkdsjs dk
Length: 22, Runes: 22
原文：http://www.cnblogs.com/honghong75042/p/5120141.html