<!DOCTYPE HTML> <html> <head> <link rel="stylesheet" href="Http://apps.bdimg.com/libs/jquerymobile/1.4.2/jquery.mobile.min.CSS"> <script src="//apps.bdimg.com/libs/jquery/1.10.2/jquery.min.js"></script> <script src="//apps.bdimg.com/libs/jquerymobile/1.4.2/jquery.mobile.min.js"></script> <script> $(document).on("pageinit",function(event){ $(window).on("orientationchange",function(){ if(window.orientation == 0) { $("p").text("方向已经变为 portrait ！").css({"background-color":"yellow","font-size":"300%"}); } else { $("p").text("方向已经变为 landscape ！").css({"background-color":"pink","font-size":"200%"}); } }); }); </script> </head> <body> <div data-role="page"> <div data-role="header"> <h1>orientationchange 事件</h1> </div> <div data-role="content"> <p>请试着旋转您的设备！</p> <p><b>注释：</b>您必须使用移动设备或者移动模拟器来查看该事件的效果。</p> </div> <div data-role="footer"> <h1>页脚文本</h1> </div> </div> </body> </html>