jquery html5 实现倒计时

获取验证码
$.ajax({
    url:"${basePath}/sendcodereg.htm",
    type:"post",
    data:{mobile:$("#mobile").val(),checkCode:$("#checkCode").val()},
    success:function(data){
        if(data == 1){
            //发送成功
            //alert("发送成功");
            $(".get-confirmcode").html('60秒后重新获取');
            $(".get-confirmcode").attr('data-t','60');
            $(".get-confirmcode").attr("onClick","");
            $(".get-confirmcode").css("color","gray");
            $("#mobile").attr("readonly","readonly");
            setTimeout(countDown, 1000);
        }else if(data == 2){
            $('body').append('

该手机号已被注册

'); setTimeout(function(){ $('.tip-box').remove(); },1000); }else{ //发送失败 //alert("发送失败"); $('body').append('

发送失败

'); setTimeout(function(){ $('.tip-box').remove(); },1000); } } }) function countDown(){ var time = $(".get-confirmcode").attr('data-t'); $(".get-confirmcode").html((time - 1)+"秒后重新获取"); $(".get-confirmcode").attr('data-t',(time - 1)); time = time - 1; if (time < 1) { $(".get-confirmcode").attr("onClick","codeNock();"); $(".get-confirmcode").html("获取验证码"); $(".get-confirmcode").css("color","red"); $("#mobile").removeAttr("readonly"); } else { setTimeout(countDown, 1000); } }
     

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