ChDir Function
Changes the current directory or folder.
The My feature provides you with greater productivity and performance in file I/O operations than the ChDir function. For more information, see My.Computer.FileSystem.CurrentDirectory Property
Public Sub ChDir(ByVal Path As String)
Parameters
- Path
-
Required. A String expression that identifies which directory or folder becomes the new default directory or folder. Path may include the drive. If no drive is specified, ChDir changes the default directory or folder on the current drive.
| Exception type | Error number | Condition |
|---|---|---|
| Path is empty. | ||
| Invalid drive is specified, or drive is unavailable. |
See the "Error number" column if you are upgrading Visual Basic 6.0 applications that use unstructured error handling. (You can compare the error number against the Number Property (Err Object).) However, when possible, you should consider replacing such error control with Structured Exception Handling Overview for Visual Basic.
The ChDir function changes the default directory, but not the default drive. For example, if the default drive is C, the following statement changes the default directory on drive D, but C remains the default drive:
Making relative directory changes is accomplished by typing two periods, as follows:
 Security Note |
|---|
| The ChDir function requires unmanaged code permission, which may affect its execution in partial-trust situations. For more information, see SecurityPermission Class and Code Access Permissions. |
Namespace: Microsoft.VisualBasic
Module: FileSystem
Assembly: Visual Basic Runtime Library (in Microsoft.VisualBasic.dll)
