This documentation is archived and is not being maintained.

Page.AsyncPageBeginProcessRequest Method

This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.

Begins processing an asynchronous page request.

Namespace:  System.Web.UI
Assembly:  System.Web (in System.Web.dll)

protected IAsyncResult AsyncPageBeginProcessRequest(
	HttpContext context,
	AsyncCallback callback,
	Object extraData


Type: System.Web.HttpContext
The HttpContext for the request.
Type: System.AsyncCallback
The callback method to notify when the process is complete.
Type: System.Object
State data for the asynchronous method.

Return Value

Type: System.IAsyncResult
An IAsyncResult that references the asynchronous request.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.