jquery点击按钮后倒计时并无法提交，倒计时结束后恢复 

<head>
    <title>jquery点击按钮后灰色倒计时并且无法提交，倒计时结束后恢复</title>
    <script type="text/javascript" src="http://www.daimabiji.com/statics/js/jquery.min.js"></script>
    <script type="text/javascript">
        $(function () {
            $('#btn').click(function () {
                var count = 10;
                var countdown = setInterval(CountDown, 1000);
                function CountDown() {
                    $("#btn").attr("disabled", true);
                    $("#btn").val("您在" + count + " 秒后可以再次获取!");
                    if (count == 0) {
                        $("#btn").val("重新获取验证码").removeAttr("disabled");
                        clearInterval(countdown);
                    }
                    count--;
                }
            })
        });
   </script>
</head>
<body>
<input type="button" id="btn" value="提交" />
</body>

 

posted on 2015-09-26 21:44  Edge_Lin  阅读(977)  评论(0)    收藏  举报

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