public void OnPassengerEnteredTheElevator(PassengerEventArgs e) { EventHandler passengerEnteredTheElevator = PassengerEnteredTheElevator; if (passengerEnteredTheElevator != null) { passengerEnteredTheElevator(this, e); } }
public void OnPassengerEnteredTheElevator(PassengerEventArgs e) { PassengerEnteredTheElevator?.Invoke(this, e); }