Judging that the password contains at least 8 characters including uppercase and lowercase letters, numbers, and special symbols, choose three out of four

function validatePassWord(pwd){

/* var zhenze=new RegExp("^(?![a-zA-Z]+$)(?![a-z\d]+$)(?![a-z!@#\$%]+$)(?![A-Z\d]+$)(?![A-Z!@#\$%]+$)(?![\d!@#\$%]+$)[a-zA-Z\d!@#\$%]+$");
if(zhenze.test(pwd)){
return true;
}

return false;                             */

if(pwd == null){
pwd = $("#newPassWord").val();
}
        var regUpper = /[A-Z]/;
        var regLower = /[a-z]/;
        var regNum = /[0-9]/;
        var regTeShu =new RegExp("[`~!@#$^&*()=|{}':;',\\[\\].<>/?~！@#￥……&*（）——|{}【】‘；：”“'。，、？]");
        var complex = 0;
        if (regLower.test(pwd)) {
            ++complex;
        }
        if (regUpper.test(pwd)) {
            ++complex;
        }
        if (regNum.test(pwd)) {
            ++complex;
        }
        if(regTeShu.test(pwd)){
        ++complex;
        }
        if (complex < 3 || pwd.length < 8) {
        document.getElementById("checkpwd").innerHTML = "<div class='control-label red'>password does not meet the requirements</div>";
            return false;
        } else {
        document.getElementById("checkpwd").innerHTML = "<div class='control-label green'>Password meets requirements</div>";
            return true;
        }
}