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HttpApplication.BeginRequest Event

Occurs as the first event in the HTTP pipeline chain of execution when ASP.NET responds to a request.

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

public event EventHandler BeginRequest

The BeginRequest event signals the creation of any given new request. This event is always raised and is always the first event to occur during the processing of a request.

For more information about how to handle events, see Consuming Events.

.NET Framework

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

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.
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