My.Computer.FileSystem Object 

Provides properties and methods for working with drives, files, and directories.

Tasks

The following table lists examples of tasks involving the My.Computer.FileSystem object.

To	See
Read from a text file	How to: Read From Text Files in Visual Basic
Read from a delimited text file	How to: Read From Comma-Delimited Text Files in Visual Basic
Read from a fixed-width text file	How to: Read From Fixed-width Text Files in Visual Basic
Read from a text file with multiple formats	How to: Read From Text Files with Multiple Formats in Visual Basic
Read from a binary file	How to: Read From Binary Files in Visual Basic
Read from text files in the MyDocuments directory	How to: Read From Existing Text Files in My Documents (Visual Basic)
Read from a text file with a StreamReader	How to: Read Text from Files with a StreamReader (Visual Basic)
Write to a text file	How to: Write Text to Files in Visual Basic
Append to a text file	How to: Append to Text Files in Visual Basic
Write to a binary file	How to: Write to Binary Files in Visual Basic
Write to text files in the MyDocuments directory	How to: Write Text to Files in the My Documents Directory in Visual Basic
Write to a text file with a StreamWriter	How to: Write Text to Files with a StreamWriter in Visual Basic
Copy files with a specific pattern	How to: Copy Files with a Specific Pattern to a Directory in Visual Basic
Copy a file to the same directory	How to: Create a Copy of a File in the Same Directory in Visual Basic
Copy a file to a different directory	How to: Create a Copy of a File in a Different Directory in Visual Basic
Create a file	How to: Create a File in Visual Basic
Delete a file	How to: Delete a File in Visual Basic
Delete all the files in a directory	How to: Delete All Files in a Directory in Visual Basic
Find files with a specific pattern	How to: Find Files with a Specific Pattern in Visual Basic
Move a file	How to: Move a File in Visual Basic
Move a collection of files	How to: Move a Collection of Files in Visual Basic
Rename a file	How to: Rename a File in Visual Basic
Rename a directory	How to: Rename a Directory in Visual Basic
Copy a directory to another directory	How to: Copy a Directory to Another Directory in Visual Basic
Create a directory	How to: Create a Directory in Visual Basic
Delete a directory	How to: Delete a Directory in Visual Basic
Find subdirectories with a specific pattern	How to: Find Subdirectories with a Specific Pattern in Visual Basic
Get the collection of files in a directory	How to: Get the Collection of Files in a Directory in Visual Basic
Determine how many files are in a directory	How to: Determine How Many Files Are in a Directory in Visual Basic
Move a directory	How to: Move a Directory in Visual Basic
Move the contents of a directory	How to: Move the Contents of a Directory in Visual Basic
Read from the MyDocuments directory	How to: Retrieve the Contents of the My Documents Directory in Visual Basic
Parse a file path	How to: Parse File Paths in Visual Basic

Example

This example checks to determine whether the folderC:\backup\logsexists and checks its properties.

Dim logInfo As System.IO.DirectoryInfo
If My.Computer.FileSystem.DirectoryExists("C:\backup\logs") Then
    logInfo = My.Computer.FileSystem.GetDirectoryInfo _
    ("C:\backup\logs")
End If

Requirements

Namespace: Microsoft.VisualBasic.MyServices

Class: FileSystemProxy (provides access to FileSystem)

Assembly: Visual Basic Runtime Library (in Microsoft.VisualBasic.dll)

See Also

Reference

My.Computer.FileSystem Object Members
My.Computer.FileSystem.SpecialDirectories Object
My.Computer Object
Microsoft.VisualBasic.FileIO.FileSystem