Public Overloads Overridable Function Contains( _
   ByVal subscriber As Action(Of TPayload) _
) As Boolean

Dim instance As DelegateEvent(Of TPayload)
Dim subscriber As Action(Of TPayload)
Dim value As Boolean
 
value = instance.Contains(subscriber)

public virtual bool Contains( 
   Action<TPayload> subscriber
)

public:
virtual bool Contains( 
   Action<TPayload^>^ subscriber
) 

Parameters

subscriber

The Action used when subscribing to the event.

Return Value

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

DelegateEvent<TPayload> Class
DelegateEvent<TPayload> Members
Overload List
Action
Action