Page.AsyncPageBeginProcessRequest(HttpContext, AsyncCallback, Object) Method     
Definition
Important
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Begins processing an asynchronous page request.
protected:
 IAsyncResult ^ AsyncPageBeginProcessRequest(System::Web::HttpContext ^ context, AsyncCallback ^ callback, System::Object ^ extraData);
	protected IAsyncResult AsyncPageBeginProcessRequest(System.Web.HttpContext context, AsyncCallback callback, object extraData);
	member this.AsyncPageBeginProcessRequest : System.Web.HttpContext * AsyncCallback * obj -> IAsyncResult
	Protected Function AsyncPageBeginProcessRequest (context As HttpContext, callback As AsyncCallback, extraData As Object) As IAsyncResult
	Parameters
- context
 - HttpContext
 
The HttpContext for the request.
- callback
 - AsyncCallback
 
The callback method to notify when the process is complete.
- extraData
 - Object
 
State data for the asynchronous method.
Returns
An IAsyncResult that references the asynchronous request.