Returns the date and time, in universal coordinated time (UTC) format, that the specified file or directory was last written to.
[Visual Basic] Public Shared Function GetLastWriteTimeUtc( _ ByVal path As String _ ) As DateTime [C#] public static DateTime GetLastWriteTimeUtc( string path ); [C++] public: static DateTime GetLastWriteTimeUtc( String* path ); [JScript] public static function GetLastWriteTimeUtc( path : String ) : DateTime;
- The file or directory for which to obtain modification date and time information.
A DateTime structure set to the date and time the specified file or directory was last written to. This value is expressed in UTC time.
|IOException||The specified path was not found.|
|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 as defined by InvalidPathChars.|
|ArgumentNullException||path is a null reference (Nothing in Visual Basic).|
|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 following table lists examples of other typical or related I/O tasks.
|To do this...||See the example in this topic...|
|Create a text file.||Writing Text to a File|
|Write to a text file.||Writing Text to a File|
|Read from a text file.||Reading Text from a File|
|Copy a directory.||Directory|
|Delete a directory.||Delete|
|See the subdirectories of a directory.||GetDirectories|
|Find the size of a directory.||Directory|
Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family
.NET Framework Security:
- FileIOPermission for reading the specified file or directory. Associated enumeration: FileIOPermissionAccess.Read