HttpCachePolicy::SetLastModified Method
Sets the Last-Modified HTTP header to the DateTime value supplied.
Assembly: System.Web (in System.Web.dll)
| Exception | Condition |
|---|---|
| ArgumentOutOfRangeException | date is later than the current DateTime. |
The Last-Modified HTTP header time stamps the document with the DateTime value indicating when the document was last modified.
This method will fail if the caching restrictiveness hierarchy is violated.
SetLastModified is introduced in the .NET Framework version 3.5. For more information, see .NET Framework 3.5 Architecture.
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.