FileSystem.RenameFile(String, String) Method


Renames a file.

 static void RenameFile(System::String ^ file, System::String ^ newName);
public static void RenameFile (string file, string newName);
static member RenameFile : string * string -> unit
Public Shared Sub RenameFile (file As String, newName As String)



File to be renamed.


New name of file.


newName contains path information or ends with a backslash (\).

file is Nothing.


newName is Nothing or an empty string.

The directory does not exist.

There is an existing file or directory with the name specified in newName.

The path exceeds the system-defined maximum length.

A file or directory name in the path contains a colon (:) or is in an invalid format.

The user lacks necessary permissions to view the path.

The user does not have required permission.


This example renames the file Test.txt to SecondTest.txt.

My.Computer.FileSystem.RenameFile("C:\Test.txt", "SecondTest.txt")

Change "C:\Test.txt" to the path and file name of the file that you want to rename.


This method cannot be used to move a file; use the MoveFile method to move and rename the file.

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

To See
Rename a file How to: Rename a File in Visual Basic

Applies to