setTimeout递归调用跳转页面

 <!DOCTYPE html>

 <html>

 <head lang="en">

     <meta charset="UTF-8">

     <title></title>

     <script>

         window.onload = function () {

             function $(id){

                 return document.getElementById(id);

             }

             setTimeout(goIndexPage,1000);

             var count = 5;

             function goIndexPage(){

                 count--;

                 $("demo").innerHTML = "<a href='http://www.baidu.com'>还有"+count+"秒即可跳转</a>";

                 if(count<=0){

                     window.location.href = "http://www.baidu.com";

                 }

                 else {

                     setTimeout(goIndexPage,1000);

                 }

             }

         }

     </script>

 </head>

 <body>

     <div id="demo"></div>

 </body>

 </html>

巴特西

setTimeout递归调用跳转页面

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