JS倒计时执行操作

时间：2023-01-31 07:48:02
<!DOCTYPE html>

<html lang="en">

<head>

    <meta charset="UTF-8">

    <title>Title</title>

    //换成你的jquery库

    <script type="text/javascript" src="jquery.js"></script>

    <script type="text/javascript">

        var setTime;

        $(document).ready(function(){

            var time=parseInt($("#time").text());

            setTime=setInterval(function(){

                if(time<=0){

                    clearInterval(setTime);

                    return;

                }

                time--;

                $("#time").text(time);

            },1000);

        });

    </script>

</head>

<body>

    <span id="time">60</span>

</body>

</html>

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