IsolatedStorageFile.GetLastWriteTime Method

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Returns the date and time a specified file or directory was last written to.

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

Syntax

Public Function GetLastWriteTime ( _
    path As String _
) As DateTimeOffset
public DateTimeOffset GetLastWriteTime(
    string path
)

Parameters

  • path
    Type: System..::.String
    The path to the file or directory for which to obtain last write date and time information.

Return Value

Type: System..::.DateTimeOffset
The date and time that the specified file or directory was last written to. This value is expressed in local time.

Exceptions

Exception Condition
ArgumentException

path is a zero-length string, contains only white space, or contains one or more invalid characters defined by the Path..::.GetInvalidPathChars method.

ArgumentNullException

path is nullNothingnullptra null reference (Nothing in Visual Basic).

InvalidOperationException

The isolated store has been closed.

ObjectDisposedException

The isolated store has been disposed.

IsolatedStorageException

The isolated store has been removed.

-or-

Isolated storage is disabled.

Remarks

If the file described by path does not exist, this method returns 12:00 midnight, January 1, 1601 A.D. (C.E.) Coordinated Universal Time (UTC), adjusted to local time.

Version Information

Windows Phone OS

Supported in: 8.1, 8.0, 7.1

Platforms

Windows Phone

See Also

Reference

IsolatedStorageFile Class

System.IO.IsolatedStorage Namespace