Enables a server control to perform final clean up before it is released from memory.
Assembly: System.Web (in System.Web.dll)
The following code example overrides the method to close the HtmlTextWriter object associated with a control, and call the method on a Button control, named myButton. If an Exception is thrown when this version of the method is called, the control writes a message to the current HttpResponse object.
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.