Directory.GetLastAccessTime Method (String)
Returns the date and time the specified file or directory was last accessed.
Assembly: mscorlib (in mscorlib.dll)
The file or directory for which to obtain access date and time information.
Return ValueType: System.DateTime
A structure that is set to the date and time the specified file or directory was last accessed. This value is expressed in local time.
The caller does not have the required permission.
path is a zero-length string, contains only white space, or contains one or more invalid characters. You can query for invalid characters with the GetInvalidPathChars method.
path is null.
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 path parameter is in an invalid format.
This method may return an inaccurate value, because it uses native functions whose values may not be continuously updated by the operating system.
This method is identical to File.GetLastAccessTime.
If the directory described in the path parameter does not exist, this method returns 12:00 midnight, January 1, 1601 A.D. (C.E.) Coordinated Universal Time (UTC), adjusted to local time.
The path parameter is permitted to specify relative or absolute path information. Relative path information is interpreted as relative to the current working directory. To obtain the current working directory, see GetCurrentDirectory.
The path parameter is not case-sensitive.
For a list of common I/O tasks, see Common I/O Tasks.
Available since 10
Available since 1.1
Available since 2.0
Windows Phone Silverlight
Available since 7.0