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FileSystem.FileExists Method

.NET Framework 4

Returns True if the specified file exists.

Namespace:  Microsoft.VisualBasic.FileIO
Assembly:  Microsoft.VisualBasic (in Microsoft.VisualBasic.dll)
C#
C++
F#
VB
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public static bool FileExists(
	string file
)

Parameters

file
Type: System.String
Name and path of the file.

Return Value

Type: System.Boolean
Returns True if the file exists; otherwise this method returns False.
Exception Condition
ArgumentException

The name of the file ends with a backslash (\).

If the application does not have sufficient permissions to read the specified file, the FileExists method returns False, regardless of the existence of the path; the method does not throw an exception.

The following table lists an example of a task involving the My.Computer.FileSystem.FileExists method.

To

See

Determine if a file exists

How to: Determine if a File Exists in Visual Basic

This example checks to see whether or not the file Check.txt exists and supplies the information in a message box.

VB
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If My.Computer.FileSystem.FileExists("c:\Check.txt") Then
    MsgBox("File found.")
Else
    MsgBox("File not found.")
End If

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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