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IHttpAsyncHandler.BeginProcessRequest Method

Initiates an asynchronous call to the HTTP handler.

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

IAsyncResult BeginProcessRequest(
	HttpContext context,
	AsyncCallback cb,
	Object extraData
)

Parameters

context
Type: System.Web.HttpContext

An HttpContext object that provides references to intrinsic server objects (for example, Request, Response, Session, and Server) used to service HTTP requests.

cb
Type: System.AsyncCallback

The AsyncCallback to call when the asynchronous method call is complete. If cb is null, the delegate is not called.

extraData
Type: System.Object

Any extra data needed to process the request.

Return Value

Type: System.IAsyncResult
An IAsyncResult that contains information about the status of the process.

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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