JS 遍历文件夹指定后缀文件

 <script type="text/jscript">
       var Unity3dList = "";
       function GetUnity3dlist() {
           var txt;
           var stream = "";
           var fso = new ActiveXObject("Scripting.FileSystemObject");
           var fldr = fso.GetFolder("E:\\TestJSGetStream\\asd");
           fc = new Enumerator(fldr.files);
           for (; !fc.atEnd(); fc.moveNext())//枚举所有文件  
           {
               s = fc.item();   //取文件对象    
               //alert(s.type);
               if (s.type == "UNITY3D 文件") {   //判断是否是“UNITY3D文件”  
                   f = fso.GetFile(s);
                   ts = f.OpenAsTextStream(1, -2);
                   txt = ts.ReadAll();   //读全文  
                   ts.Close();
                   txttxt = txt.toUpperCase();

                   titl = s.name;
                   start = txt.indexOf("<TITLE>", 0);
                   if (start != -1) {
                       start += 7;
                       end = txt.indexOf("</TITLE>", start);
                       if (end != -1)
                           titl = txt.substr(start, end - start);
                   }
                   //document.write("<a href=\"" + s + "\">" + titl + "</a><br>");
                   Unity3dList += titl + "|";

               }
               document.write(Unity3dList);
           }
       }


       function ReadUnity3d() {
           var stream = Unity3dList;
           var arr = new Array();
           arr = stream.split("|");
           for (var i = 0; i < arr.length-1; i++) {
                alert(arr[i].toString());
           }
       }
   </script>

http://blog.sina.com.cn/s/blog_5e39338d0100nyo2.html