web前端|js教程
JS,浏览器,检测
web前端-js教程
本文实例介绍了JS代码实现浏览器检测，分享给大家供大家参考，具体内容如下
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var BrowserMatch = { init: function () { this.browser = this.getBrowser().browser || "An Unknown Browser"; this.version = this.getBrowser().version || "An Unknown Version"; this.OS = this.getOS() || "An Unknown OS"; }, getOS:function(){ if(navigator.platform.indexOf("Win")!= -1) return "Windows"; if(navigator.platform.indexOf("Mac")!= -1) return "Mac"; if(navigator.platform.indexOf("Linux")!= -1) return "Linux"; if(navigator.userAgent.indexOf("iPhone")!= -1) return "iPhone/iPod"; }, getBrowser:function () { var rMsie = /(msie\s|trident\/7)([\w\.]+)/; var rTrident = /(trident)\/([\w.]+)/; var rFirefox = /(firefox)\/([\w.]+)/;var rOpera = /(opera).+version\/([\w.]+)/; var rNewOpera = /(opr)\/(.+)/; var rChrome = /(chrome)\/([\w.]+)/; var rSafari = /version\/([\w.]+).*(safari)/; var ua = navigator.userAgent.toLowerCase(); var matchBS,matchBS2; matchBS = rMsie.exec(ua); if (matchBS != null) {matchBS2 = rTrident.exec(ua);if (matchBS2 != null){ switch (matchBS2[2]){case "4.0": return { browser : "IE", version : "8" };break;case "5.0": return { browser : "IE", version : "9" };break;case "6.0": return { browser : "IE", version : "10" };break;case "7.0": return { browser : "IE", version : "11" };break;default:return { browser : "IE", version : "Undefined" }; }}else{ return {browser : "IE", version : matchBS[2] || "0" };} } matchBS = rFirefox.exec(ua);if ((matchBS != null)&&(!(window.attachEvent))&&(!(window.chrome))&&(!(window.opera))) { return { browser : matchBS[1] || "", version : matchBS[2] || "0" }; } matchBS = rOpera.exec(ua); if ((matchBS != null)&&(!(window.attachEvent))) { return { browser : matchBS[1] || "", version : matchBS[2] || "0" }; } matchBS = rChrome.exec(ua);if ((matchBS != null)&&(!!(window.chrome))&&(!(window.attachEvent))) {matchBS2 = rNewOpera.exec(ua); if(matchBS2 == null){ return { browser : matchBS[1] || "", version : matchBS[2] || "0" };}else{ return { browser : "Opera", version : matchBS2[2] || "0" };}} matchBS = rSafari.exec(ua); if ((matchBS != null)&&(!(window.attachEvent))&&(!(window.chrome))&&(!(window.opera))) { return { browser : matchBS[2] || "", version : matchBS[1] || "0" }; } }}; BrowserMatch.init();
调用方法：(首先得引入js文件，大家应该都懂的)
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获取浏览器名:BrowserMatch.browser;
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获取浏览器版本:BrowserMatch.version;
获取所处操作系统:BrowserMatch.OS;
