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FileSystem Class

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

Namespace: Microsoft.VisualBasic.FileIO
Assembly: Microsoft.VisualBasic (in microsoft.visualbasic.dll)

public class FileSystem
public class FileSystem
public class FileSystem
Not applicable.

For more detailed information, see the Visual Basic topic My.Computer.FileSystem Object.

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

System.Object
  Microsoft.VisualBasic.FileIO.FileSystem

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0

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