#include<iostream>using namespace std;int main() { char str[20] = "cd大家好df"; //std::cin ...

var re1 = /(\d{1,3})+(?:\.\d+)?/g var re2 = /[\u4e00-\u9fa5]{2,}/g var str="11我22們33兩個"; ...

1）utf-8的編碼格式，匹配中文代碼如下： <?php $str = "utf-8下匹配出中文字符串"; $preg = "/[\x{4e00}-\x{9fa5}]+/u"; if(preg_match_all($preg,$str,$matches ...

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三、簡單的方法 const test = 'ab碧果果def'; console.log(test.replace(/[^\u4e00-\u9fa5]/gi, "")); ...

var card = 'aaaaa周一女sdasd232q342';var reg = new RegExp('[\u4e00-\u9fa5]+$','g');card=card.match(/[\u ...

1.提取漢字 public static void main(String[] args) { String str = " 我是123一段測abd試 空a格 的字符 串 "; System.out.println("過濾出漢字 ...

1、廢話不多說，看代碼，獲取字符串漢字首字母，兼容GBK和UTF-8 ...