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IsolatedStorageFile.GetLastWriteTime Method

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

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

[SecuritySafeCriticalAttribute]
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.

ExceptionCondition
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 null.

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.

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.

Silverlight

Supported in: 5, 4

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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