SocketAsyncEventArgs.UserToken Property

Gets or sets a user or application object associated with this asynchronous socket operation.

Namespace:  System.Net.Sockets
Assembly:  System (in System.dll)

public Object UserToken { get; set; }

Property Value

Type: System.Object
An object that represents the user or application object associated with this asynchronous socket operation.

This property can be used by an application to associate an application state object with the SocketAsyncEventArgs object. Primarily, this property is a way for an application to pass state to the application’s event handler (for example, the asynchronous operation completion method).

This property is used with all of the asynchronous socket (xxxAsync) methods.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

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.

.NET Framework

Supported in: 3.5 SP1, 3.0 SP1, 2.0 SP1
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