[jQuery編程挑戰]006 產生一個倒計時效果

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<!DOCTYPE html><html lang="zh">    <head>        <meta charset="utf-8"/>        <title>產生一個倒計時效果</title>        <style type="text/css">            body{                margin:0;                padding:0;                background: orange;                width: 100%;                height: 100%;                font-size: 5em;                color: #fff;                text-align:center;                font-family: ‘microsoft yahei‘,Arial,sans-serif;            }            .countdown{                position: absolute;                top:50%;                left:50%;                transform: translate(-50%,-50%);                -webkit-transform: translate(-50%,-50%);            }        </style>        <script type="text/javascript" src="../js/jquery-1.11.0.js"></script>        <script type="text/javascript">            $(function() {                var $countdown = $(‘.countdown‘),                        number = $countdown.html() * 100 / 100;                    //number = parseInt($countdown.html());                var countdownInterval = window.setInterval(function() {                    number--;                    if (number == 0) {                        $countdown.html("你好,塗傳龍");                            window.clearInterval(countdownInterval);                    } else {                        $countdown.html(number);                    }                }, 1000);            });        </script>    </head>    <body>        <div class="countdown">            60        </div>    </body></html>

 

[jQuery編程挑戰]006 產生一個倒計時效果

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