Javascript如何递归遍历本地文件夹_JavaScript

Javascript如何递归遍历本地文件夹

2021-08-09 16:35Jerry Wang JavaScript

这篇文章主要介绍了Javascript如何递归遍历本地文件夹，文中代码非常细致，帮助大家更好的理解和学习JavaScript递归，感兴趣的朋友可以了解下

打印本地temp folder所有的文件及最后修改时间:

				?

									<html>

									<head>

									<script language="javascript">

									var s = "";

									var result = [];

									function FileInfo(path, name,time) {

									 this.path = path;

									 this.name = name;

									 this.time = time;

									}

									function showFolderFileList(folderspec)

									{

									  var fso,f,fc,name;

									  var url,str,file,filename;

									  fso = new ActiveXObject("Scripting.FileSystemObject");

									  f = fso.GetFolder(folderspec);

									  fc = new Enumerator( f.files );

									  for (; !fc.atEnd(); fc.moveNext( ) ) {

									   filename = fso.GetFileName( fc.item( ) );

									   var file = fso.getFile(folderspec + "\\" + filename);

									   var fileInfo = new FileInfo(folderspec, filename,file.DateLastModified);

									   result.push(fileInfo);

									  }

									  var Collection = new Enumerator(f.SubFolders); 

									    for (Collection.moveFirst(); !Collection.atEnd(); Collection.moveNext()) { 

									    var Obj = Collection.item(); 

									    showFolderFileList(Obj.Path);

									  } 

									  return result;

									}

									function display_result(result)

									{

									  var body = document.getElementById("mtbody");

									  var size = result.length;

									  var tr = document.getElementById("mtr");

									  for( var i =0; i < size; i++ ) {

									   var newTr = tr.cloneNode(true);

									   var children = newTr.children;

									   for( var j = 0 ; j < children.length; j++) {

									    var item = children.item(j);

									    switch(j) {

									     case 0:

									      item.innerHTML = result[i].path;

									      break;

									     case 1:

									      item.innerHTML = result[i].name;

									      break;

									     case 2:

									      item.innerHTML = result[i].time;

									    }

									   }

									   body.appendChild(newTr);

									  }

									}

									function run(i, folder) {

									 var list_result = showFolderFileList('C:\\temp');

									 display_result(list_result);

									}

									</script>

									</head>

									<body onload = "run('c:\\temp')">

									 <div id ="table">

									   <table id="mtable" border=1>

									  <tbody id="mtbody">

									   <tr id="mtr">

									    <td>File Path</td>

									    <td>File name</td>

									    <td>Last Modify</td>

									   </tr>

									  </tbody>

									 </table>

									 </div>

									</body>

									</html>