public event EventHandler<CollectionChangedEventArgs<T>> CollectionChanged

Public Event CollectionChanged As EventHandler(Of CollectionChangedEventArgs(Of T))

public:
 event EventHandler<CollectionChangedEventArgs<T>^>^ CollectionChanged {
	void add (EventHandler<CollectionChangedEventArgs<T>^>^ value);
	void remove (EventHandler<CollectionChangedEventArgs<T>^>^ value);
}

member CollectionChanged : IEvent<EventHandler<CollectionChangedEventArgs<'T>>,
    CollectionChangedEventArgs<'T>>