C# (CSharp) WorkededHandler примеры использования

Пример #1

 public void DoubleWorked(Worker worker)
 {
     Sum += 2;
     WorkededHandler?.Invoke(this, worker);
 }

Пример #2

 public void Worked(Worker worker)
 {
     Sum++;
     WorkededHandler?.Invoke(this, worker);
 }