javascript 倒计时跳转.

时间:2021-10-01 00:35:24
 1 <!DOCTYPE html>
 2 <html>
 3 <head lang="en">
 4     <meta charset="UTF-8">
 5     <title></title>
 6     <script type="text/javascript">
 7         var t = 5;//设定跳转的时间
 8         var intervalId = setInterval("refer()", 1000); //启动1秒定时
 9         function refer() {
10             if (t-- == 0)
11                 location.href = "./h.html"; //设定跳转的链接地址
12             document.getElementById('show').innerHTML = "" + t + "秒后自动跳转到指定页面"; //显示倒计时
13         }
14 
15         function ref() {
16             clearInterval(intervalId);  //解除倒计时.
17             location.href = "./h.html"; //设定跳转的链接地址
18         }
19     </script>
20 </head>
21 <body>
22 <span id="show"></span>
23 <input type="button" value="手动跳转" onclick="ref()">
24 </body>
25 </html>