My.Computer.FileSystem Object 

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

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

This example checks to determine whether the folder C:\backup\logs exists 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

Namespace: Microsoft.VisualBasic.MyServices

Class: FileSystemProxy (provides access to FileSystem)

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

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