AnonymousObserver<T> public sealed class AnonymousObserver<T> : ObserverBase<T> Documentation Code public AnonymousObserver(Action<T> onNext, Action<Exception> onError, Action onCompleted) public AnonymousObserver(Action<T> onNext) public AnonymousObserver(Action<T> onNext, Action<Exception> onError) public AnonymousObserver(Action<T> onNext, Action onCompleted)