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File.SetLastAccessTimeUtc Method

Note: This namespace, class, or member is supported only in version 1.1 of the .NET Framework.

Sets the date and time, in coordinated universal time (UTC), that the specified file was last accessed.

[Visual Basic]
Public Shared Sub SetLastAccessTimeUtc( _
   ByVal path As String, _
   ByVal lastAccessTimeUtc As DateTime _
)
[C#]
public static void SetLastAccessTimeUtc(
 string path,
 DateTime lastAccessTimeUtc
);
[C++]
public: static void SetLastAccessTimeUtc(
 String* path,
 DateTime lastAccessTimeUtc
);
[JScript]
public static function SetLastAccessTimeUtc(
   path : String,
 lastAccessTimeUtc : DateTime
);

Parameters

path
The file for which to set the access date and time information.
lastAccessTimeUtc
A DateTime containing the value to set for the last access date and time of path. This value is expressed in UTC time.

Exceptions

Exception Type Condition
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.
FileNotFoundException The specified path was not found.
UnauthorizedAccessException The caller does not have the required permission.
NotSupportedException path is in an invalid format.

Remarks

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 following table lists examples of other typical or related I/O tasks.

To do this... See the example in this topic...
Write to a text file. Writing Text to a File
Read from a text file. Reading Text from a File
Append text to a file. Opening and Appending to a Log File

File.AppendText

FileInfo.AppendText

Rename or move a file. File.Move

FileInfo.MoveTo

Requirements

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: 

See Also

File Class | File Members | System.IO Namespace | Working with I/O | Reading Text from a File | Writing Text to a File

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