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FileSystem.GetTempFileName Method

Creates a uniquely named zero-byte temporary file on disk and returns the full path of that file.

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

public static string GetTempFileName()

Return Value

Type: System.String
String containing the full path of the temporary file.

This method can be used to create a temporary file.

This example creates a temp file and returns its path.


MsgBox("The file is located at " &
My.Computer.FileSystem.GetTempFileName)


.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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