package com.desigin.listening;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class 密碼正則 {

    public static void main(String[] args) {

        String regx = "(?=.*[a-z])(?=.*\\d)(?=.*[#@!~%^&*])[a-z\\d#@!~%^&*]{6,16}";
        Pattern pattern = Pattern.compile(regx);
        String pwd = "1a2b3!1a2b3!1a2b3!";
        Matcher m = pattern.matcher(pwd);
        System.out.println(m.find());

    }

}
 

 

 var regUpper = /[A-Z]/;
            var regLower = /[a-z]/;
            var regNum = /[0-9]/;
            var regTeShu =new RegExp("[`

[email protected]#$^&*()=|{}':;',\\[\\].<>~！@#￥……&*（）——|{}【】‘；：”“'。，、？+-]");
            var complex = 0;
            if (regLower.test(this.editPasswordForm.newPass)) {
                ++complex;
            }
            if (regUpper.test(this.editPasswordForm.newPass)) {
                ++complex;
            }
            if (regNum.test(this.editPasswordForm.newPass)) {
                ++complex;
            }
            if(regTeShu.test(this.editPasswordForm.newPass)){
                ++complex;
            }
            if (complex < 3 || this.editPasswordForm.newPass.length < 8) {             
               this.$Message.error("密碼長度不小於8位，包含數字、字母大、小寫、符號中的至少3種")//iview中的一個提示框
               return false
            }else{
               this.$Message.success("成功")//iview中的一個提示框
            }  
看到人家這樣寫，簡單明瞭感覺挺好的