<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>根据不同浏览器显示不同版本</title> <script type="text/javascript" src="js/common/jquery-1.8.1.min.js" ></script> </head> <body> 根据不同浏览器显示不同版本 </body> <script> $(function(){ userAgent=window.navigator.userAgent.toLowerCase(); if(userAgent.indexOf("firefox")>=1){ alert("火狐"); } var browser = navigator.appName; var b_version = navigator.appVersion; var version=b_version.split(";"); try { var trim_Version=version[1].replace(/[ ]/g,""); if(browser == "Microsoft Internet Explorer" && (trim_Version=="MSIE9.0" || trim_Version=="MSIE8.0")) { alert("IE9！"); } } catch(e) { //console.log(e.message); } }); </script> </html>