Delegate Action<T1, T2>

Encapsulates a method that has a single parameter and does not return a value.

Namespace: System
Assembly: mscorlib.dll
Syntax
public delegate void Action<in T1, in T2>(T1 arg1, T2 arg2)
Parameters
Type Name Description
T1 arg1

The first parameter of the method that this delegate encapsulates.
T2 arg2

The second parameter of the method that this delegate encapsulates.
Type Parameters
Name Description
T1

The type of the first parameter of the method that this delegate encapsulates. This type parameter is covariant.That is, you can use either the type you specified or any type that is more derived.For more information about covariance and contravariance, see Covariance and Contravariance in Generics.
T2

The type of the second parameter of the method that this delegate encapsulates. This type parameter is covariant.That is, you can use either the type you specified or any type that is more derived.For more information about covariance and contravariance, see Covariance and Contravariance in Generics.

Constructors

Action(object, IntPtr)

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

Methods

BeginInvoke(T1, T2, AsyncCallback, object)

Declaration
public virtual IAsyncResult BeginInvoke(T1 arg1, T2 arg2, AsyncCallback callback, object @object)
Parameters
Type Name Description
T1 arg1
T2 arg2
AsyncCallback callback
object object
Returns
Type Description
IAsyncResult

EndInvoke(IAsyncResult)

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

Invoke(T1, T2)

Declaration
public virtual void Invoke(T1 arg1, T2 arg2)
Parameters
Type Name Description
T1 arg1
T2 arg2

Extension Methods