go中文字符串处理

name := "1234百万红包"
words := ([]rune)(name)
var inStr string
for i := 0; i < len(words); i++ {
    fmt.Println(string(words[i : i+1]))
    inStr = inStr + string(words[i:i+1]) + ","
}
fmt.Println(inStr)