JS判斷瀏覽器類型

來源:互聯網
上載者:User

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
 <HEAD>
  <TITLE> New Document </TITLE>
  <META NAME="Generator" CONTENT="EditPlus">
  <META NAME="Author" CONTENT="">
  <META NAME="Keywords" CONTENT="">
  <META NAME="Description" CONTENT="">
 </HEAD>


 <BODY>
   <script type="text/javascript">
         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;


        //以下進行測試
        if (Sys.ie) document.write('IE: ' + Sys.ie);
        if (Sys.firefox) document.write('Firefox: ' + Sys.firefox);
        if (Sys.chrome) document.write('Chrome: ' + Sys.chrome);
        if (Sys.opera) document.write('Opera: ' + Sys.opera);
        if (Sys.safari) document.write('Safari: ' + Sys.safari);
    </script>
 </BODY>
</HTML>

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