package main

import (
    "fmt"
    "regexp"
    "unicode"
)

func main() {
    s1 := "我是中国人hello word!,2020 street 188#"
    var count int
    for _, v := range s1 {
        if unicode.Is(unicode.Han, v) {
            fmt.Println("找到中文")
            count++
        }
    }
    fmt.Println(count)
    fmt.Println(IsChineseChar(s1))
}

// 或者封装函数调用
func IsChineseChar(str string) bool {

    for _, r := range str {
        if unicode.Is(unicode.Scripts["Han"], r) || (regexp.MustCompile("[\u3002\uff1b\uff0c\uff1a\u201c\u201d\uff08\uff09\u3001\uff1f\u300a\u300b]").MatchString(string(r))) {
            return true
        }
    }
    return false
}