js取得簡訊驗證碼按鈕倒數碼

(function(){ // 快速咨询 $('#getCode').click(function() { var mobile = $('#mobile').val();//手机号码的值 var _this = $(this); var mobileReg = /^1[3|4|5|7|8]\d{9}$/; //手机号正则 var phoneflag = mobileReg.test(mobile); if (!phoneflag) { alert('手机号码格式不正确！'); } else { //User/getCode.html这个是后台接口 $.post("/User/getCode.html", { mobile: mobile }, function(data) { _this.attr("disabled", "disabled"); _this.css({background:"#eee"});//设置不可点颜色 var val = parseInt(_this.val()); var time = 60; _this.val(time + " S"); time--; var timer = setInterval(function() { val = time + " S"; _this.val(val); if (time > 0) { time--; } else { //原始颜色 _this.val("获取验证码").removeAttr("disabled").css({background:"#66CCFF"});; clearInterval(timer); } }, 1000); }); } }); })();