Delegate AsyncCallback

References a method to be called when a corresponding asynchronous operation completes.

Namespace: System
Assembly: mscorlib.dll
Syntax
public delegate void AsyncCallback(IAsyncResult ar)
Parameters
Type Name Description
IAsyncResult ar

The result of the asynchronous operation.

Constructors

AsyncCallback(object, IntPtr)

Declaration
public AsyncCallback(object @object, IntPtr method)
Parameters
Type Name Description
object object
IntPtr method

Methods

BeginInvoke(IAsyncResult, AsyncCallback, object)

Declaration
public virtual IAsyncResult BeginInvoke(IAsyncResult ar, AsyncCallback callback, object @object)
Parameters
Type Name Description
IAsyncResult ar
AsyncCallback callback
object object
Returns
Type Description
IAsyncResult

EndInvoke(IAsyncResult)

Declaration
public virtual void EndInvoke(IAsyncResult result)
Parameters
Type Name Description
IAsyncResult result

Invoke(IAsyncResult)

Declaration
public virtual void Invoke(IAsyncResult ar)
Parameters
Type Name Description
IAsyncResult ar

Extension Methods