Asp FileSystem Objects

The scripting

files , directories and subdirectories.This will allow the following tasks.

1)Get and

manipulate information about all drives in the server.

2)Get and

manipulate information about all all folders and subfolders on a drive.

3)Get and

manipulate information about all files inside a folder.

The syntax for creating FileSystemObject is :

Set

objFSO = CreateObject(“Scripting.FileSystemObject”)

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Object model of FileStystemObject

Object model

is group or related objects that are working together to provide access to

a certain group of functions on the server.The object model associated with

FileSystemObject model are :

1)Drive

object – contains the information about a drive in the server.The information

includes -the free space available,name of the drive,type of file system that

exist in the drive,physical type of drive,indication whether drive is ready.

2)Drives

collection – contains one drive object for each drive on the system which

are local or both fixed and removable .

3)Folder

object – allows access to all properties of folders and subfolders. The properties

include name of folder,the collection of files within it,size of folders and

its attributes.Also this allows to copy , delete or move folders within file

system.

4)Folders

Collection – contains a set of folder objects.

5)File

object – allows access to all the properties of an individual file -name of

file,path to file,size of the file.also this allows to copy,delete or move

files in file system.

6)Files

Collection – contains all file objects within a folder.

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Methods

 

 

Method	Syntax	Description
BuildPath()	FileSystemobject.BuildPath(path, name)	Appends a name to an existing path.Path can be absolute or relative and need not specify an existing folder.
CopyFile()	FileSystemobject.CopyFile(From,To,overwrite)	Copies one or more files from one location to another.To avoid overwriting set overwrite as Fasle.The default value is True.
Copyfolder()	FileSystemobject.CopyFile(From,To,overwrite)	copies a folder from one location to another
CreateFolder()	FileSystemobject.CreateFolder(foldername)	Creates a folder
CreateTextFile()	FileSysetmobject.CreateTextFile(name,overwrite,unicode)	Creates a specified file name and returns a TextStream object that can be used to read from or write to the file.overwrite and unicode are optional.
DeleteFile()	FileSystemobject.DeleteFile( filename, force)	Deletes a specified file.
DeleteFolder()	FileSystemobject.DeleteFolder( foldername, force)	Deletes a specified folder and its contents
DriveExist()	FileSystemobject.DriveExists(drivespec)	Returns True if the specified drive exists; False if it does not.Drivespec is A drive letter or a complete path specification
FileExist()	FileSystemobject.FileExists(filespec)	Returns True if a specified file exists; False if it does not.Filespec is The name of the file whose existence is to be determined. A complete path specification (either absolute or relative) must be provided if the file isn’t expected to exist in the current folder.
FolderExist()	FileSystemobject.FolderExists(folderspec)	Returns True if a specified folder exists; False if it does not.folderspec is the The name of the folder whose existence is to be determined. A complete path specification (either absolute or relative) must be provided if the folder isn’t expected to exist in the current folder.
getabsolutepathsname()	FileSystemobject.GetAbsolutePathName(pathspec)	Returns a complete and unambiguous path from a provided path specification.
getBaseName()	FileSystemobject.GetBaseName(pathname)	Returns a string containing the base name of the last component, less any file extension, in a path.
GetDrive()	FileSystemobject.GetDrive (drivespec)	Returns a Drive object corresponding to the drive in a specified path
GetDriveName()	FileSystemobject.GetDriveName(path)	Returns a string containing the name of the drive for a specified path
GetFile()	FileSystemobject.GetFile(filespec)	Returns a File object corresponding to the file in a specified path.
GetFileName()	FileSystemobject.GetFileName(pathspec)	Returns the last component of specified path that is not part of the drive specification
GetFolder()	FileSystemobject.GetFolder(folderspec)	Returns a Folder object corresponding to the folder in a specified path.
GetParentFolderName()	FileSystemobject.GetParentFolderName(path)	Returns a string containing the name of the parent folder of the last component in a specified path
GetTempName()	FileSystemobject.GetTempName	Returns a randomly generated temporary file or folder name that is useful for performing operations that require a temporary file or folder.
MoveFile()	FileSystemobject.MoveFile (From, To)	Moves one or more files from one location to another.From is the path to the file or files to be moved.To is the path where the file or files are to be moved.
MoveFolder()	FileSystemobject.MoveFolder (From,To)	Moves one or more folders from one location to another
OpenTextFile()	FileSysetmobject.OpenTextFile(name, iomode,create,format)	Opens a specified file and returns a TextStream object that can be used to read from or append to the file.iomode,create & format are optional.iomode Indicates input/output mode( either ForReading or ForAppending.).create indicates whether a new file can be created if the specified filename doesn’t exist. The value is True if a new file is created; False if it isn’t created. The default is False.One of three Tristate values used to indicate the format of the opened file. If omitted, the file is opened as ASCII.
CreateTextFile()	FileSystemobject.CreateTextFile(name,overwrite,unicode)	overwrite & unicode are optional.If overwrite value is True then the file can be overwritten; False then it can’t be overwritten. If omitted, existing files are not overwritten. It the unicode value is True then the file is created as a Unicode file; If False then it’s created as an ASCII file. If omitted, an ASCII file is assumed.

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Asp FileSystem Object – Properties

1)Properties

of FileSystemobject object

1)Drives

property  – Returns a Drives collection consisting of all Drive objects

available on the local machine

The syntax is :

FileSystemObject.Drives

2)

Properties of Files and Folder objects

 

 

Property	Syntax	Description
Name	object.Name	Sets or returns the name of a specified file or folder. Read/write.To set a new vale object.Name = newname.
Size	object.Size	For files, returns the size, in bytes, of the specified file. For folders, returns the size, in bytes, of all files and subfolders contained in the folder.The object is always a File or Folder object
Type	object.Type	Returns information about the type of a file or folder. For example, for files ending in .TXT, “Text Document” is returned.The object is always a File or Folder object
DateCreated	object.DateCreated	Returns the date and time that the specified file or folder was created. Read-only. The object is always a File or Folder object.
DateLastModified	object.DateLastModifed	Returns the date and time that the specified file or folder was last modified. Read-only. The object is always a File or Folder object.
DateLastAccessed	object.DateLastAccessed	Returns the date and time that the specified file or folder was last accessed. Read-only. The object is always a File or Folder object.
Path	object.Path	Returns the path for a specified file, folder, or drive.The object is always a File, Folder, or Drive object.
Drive	object.Drive	Returns the drive letter of the drive on which the specified file or folder resides. Read-only.The object is always a File or Folder object.
ParentFolder	object.ParentFolder	Returns the folder object for the parent of the specified file or folder. Read-only.The object is always a File or Folder object
SubFolder	object.SubFolders	Returns a Folders collection consisting of all folders contained in a specified folder, including those with Hidden and System file attributes set.The object is always a Folder object.
Attribute	object.Attributes	Sets or returns the attributes of files or folders. Read/write or read-only, depending on the attribute.Where object is the name of a File or Folder object. object.Attributes = newattributes sets new value.
Files	object.Files	Returns a Files collection consisting of all File objects contained in the specified folder, including those with hidden and system file attributes set.The object is always a Folder object

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The following is an example for displaying listing of files in

the current directory.

<html>

<head><title>Display files in the

current directory</title>

</head>

<body>

<%

dim strpathinfo,strphysicalpath

strvirtualpath=request.servervariables(“PATH_INFO”)

strphysicalpath=server.mapPath(strvirtualpath)

dim

objFSO,objFile,objFileItem,objFolder,objFoldercontents

set

objFSO=createobject(“scripting.filesystemobject”)

set objFile=objFSO.getfile(strphysicalpath)

set objFolder=objFile.parentfolder

set objFoldercontents=objFolder.files

%>

<table

border=1>

<tr>

<td><b>File name</b></td><td><b>Size</b></td><td><b>Creation

Date</b></td><td><b>Last Accessed</b></td><td><b>Last

modified</b></td>

<tr><tr>

<%

for each item in objFoldercontents%>

<tr>

<td><%=item.name%></td>

<td><%=item.size%></td>

<td><%=item.datecreated%></td>

<td><%=item.datelastaccessed%></td>

<td><%=item.datelastmodified%></td>

<%next%>

</table>

</body>

</html>

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