编辑下面的代码:【加编码】
<html> <head> <link rel="stylesheet" href="https://libs.baidu.com/jquerymobile/1.4.2/jquery.mobile.min.css"> <script src="https://libs.baidu.com/jquery/1.10.2/jquery.min.js"></script> <script src="https://libs.baidu.com/jquerymobile/1.4.2/jquery.mobile.min.js"></script> <script> $(document).on("pageloadfailed",function(event,data){ alert("Sorry, requested page does not exist."); }); </script> </head> <body> <div data-role="page"> <div data-role="header"> <h1>Header Text</h1> </div> <div data-role="content"> <a href="/demo/externalnotexist.html">External page that does not exist</a> </div> <div data-role="footer"> <h1>Footer Text</h1> </div> </div> </body> </html>
结果: 【此窗口】 帮助?
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