javascript 浏览器类型和版本号检测代码(兼容多浏览器)_javascript技巧

<meta content="text/html; charset=utf-8" http-equiv="Content-Type"> <title>javascript检测浏览器类型和版本号（兼容各浏览器） </title> <script language="javascript" type="text/javascript"> var uA = navigator.userAgent; var browserType = "unknown"; if (uA.indexOf("Opera") > -1) { browserType = "Opera"; } else if (uA.indexOf("Safari") > -1) { browserType = "Safari"; } else if (uA.indexOf("Konqueror") > -1) { browserType = "Konqueror"; } else if (uA.indexOf("Gecko") > -1) { browserType = "Mozilla"; } else if (uA.indexOf("MSIE") > -1) { browserType = "Internet Explorer"; } //window.alert(browserType); document.write(browserType); document.write(" "); document.write(document.lastModified); //显示页面的修改日期 document.write(" "); document.write(navigator.userAgent); //显示客户端环境参数 document.write(" "); document.write("h,w:"+screen.availHeight+"x"+screen.availWidth+"pixels");//测定显示器大小 //显示器大小 function screenWH(){ var getscreen=document.getElementById('screenWH'); getscreen.value=screen.availHeight+"x"+screen.availWidth; var divscreen=document.getElementById('screensWH'); divscreen.value=screen.availHeight+"x"+screen.availWidth+"pixels"; //window.screen.height+"+"+window.screen.width; } </script> <input type="text" id="screenWH"> <input type="button" onclick="notEmpty()" value="Form Checker"> <div id="screensWH"></div>
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]

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