Directory.CreateDirectory Method

May 11, 2014

Creates all directories and subdirectories as specified by path.

Namespace:  System.IO
Assembly:  mscorlib (in mscorlib.dll)

'Declaration
Public Shared Function CreateDirectory ( _
	path As String _
) As DirectoryInfo

Parameters

path
Type: System.String
The directory path to create.

Return Value

Type: System.IO.DirectoryInfo
A DirectoryInfo as specified by path.

ExceptionCondition
IOException

The directory specified by path is read-only.

UnauthorizedAccessException

The caller does not have the required permission.

ArgumentException

path is a zero-length string, contains only white space, or contains one or more invalid characters.

-or-

path is prefixed with, or contains only a colon character (:).

ArgumentNullException

path is Nothing.

PathTooLongException

The specified path, file name, or both exceed the system-defined maximum length. For example, on Windows-based platforms, paths must be less than 248 characters and file names must be less than 260 characters.

DirectoryNotFoundException

The specified path is invalid (for example, it is on an unmapped drive).

NotSupportedException

path contains a colon character (:) that is not part of a drive label ("C:\").

Version Notes

Windows Phone

 This member has a SecurityCriticalAttribute attribute. This attribute restricts this member to internal use. Application code that uses this member throws a MethodAccessException.

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Windows Phone

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