C# (CSharp) JoinACrewEvent.Invoke примеры использования

Пример #1

 internal void InvokeJoinACrewEvent(JoinACrewEvent arg)
 {
     JoinACrewEvent?.Invoke(this, arg);
 }

Пример #2

 internal void InvokeJoinACrewEvent(JoinACrewEvent arg) => JoinACrewEvent?.Invoke(null, arg);