DirectoryInfo.CreateSubdirectory Method
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Creates a subdirectory or subdirectories on the specified path.
Assembly: mscorlib (in mscorlib.dll)
Parameters
- path
- Type: System.String
The specified path. This cannot be a different disk volume or Universal Naming Convention (UNC) name.
| Exception | Condition |
|---|---|
| ArgumentException | path does not specify a valid file path or contains invalid DirectoryInfo characters. |
| ArgumentNullException | path is Nothing. |
| DirectoryNotFoundException | The specified path is invalid, such as being on an unmapped drive. |
| IOException | The subdirectory cannot be created. -or- A file or directory already has the name specified by path. |
| 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. The specified path, file name, or both are too long. |
| SecurityException | The caller does not have code access permission to create the directory. -or- The caller does not have code access permission to read the directory described by the returned DirectoryInfo object. This can occur when the path parameter describes an existing directory. |
| NotSupportedException | path contains a colon character (:) that is not part of a drive label ("C:\"). |
The specified path can be relative to this instance of the DirectoryInfo class.
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.