Export (0) Print
Expand All

Directory.SetLastAccessTimeUtc Method

Sets the date and time, in Coordinated Universal Time (UTC) format, that the specified file or directory was last accessed.

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

static member SetLastAccessTimeUtc : 
        path:string * 
        lastAccessTimeUtc:DateTime -> unit

Parameters

path
Type: System.String

The file or directory for which to set the access date and time information.

lastAccessTimeUtc
Type: System.DateTime

An object that contains the value to set for the access date and time of path. This value is expressed in UTC time.

ExceptionCondition
FileNotFoundException

The specified path was not found.

ArgumentException

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.

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.

UnauthorizedAccessException

The caller does not have the required permission.

PlatformNotSupportedException

The current operating system is not Windows NT or later.

ArgumentOutOfRangeException

lastAccessTimeUtc specifies a value outside the range of dates or times permitted for this operation.

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.

Windows 95, Windows 98, Windows 98 Second Edition Platform Note: These operating systems do not support this method.

The following example illustrates the differences in output when using Coordinated Universal Time (UTC) output.

No code example is currently available or this language may not be supported.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Show:
© 2015 Microsoft