JavaScript 判断浏览器部类

2012-10-21

JavaScript 判断浏览器类型??? var Sys {}var ua navigator.userAgent.toLowerCase()var s(s ua.

JavaScript 判断浏览器类型

???

var Sys = {};       var ua = navigator.userAgent.toLowerCase();       var s;       (s = ua.match(/msie ([\d.]+)/)) ? Sys.ie = s[1] :       (s = ua.match(/firefox\/([\d.]+)/)) ? Sys.firefox = s[1] :       (s = ua.match(/chrome\/([\d.]+)/)) ? Sys.chrome = s[1] :       (s = ua.match(/opera.([\d.]+)/)) ? Sys.opera = s[1] :       (s = ua.match(/version\/([\d.]+).*safari/)) ? Sys.safari = s[1] : 0;          //以下进行测试       if (Sys.ie) {alert("IE");};       if (Sys.firefox) {alert("firefox");};       if (Sys.chrome) {alert("chrome");};       if (Sys.opera) {alert("opera");};       if (Sys.safari) {alert("safari");};