C# (CSharp) FullyReleased.Invoke примеры использования

Пример #1

        public void Release()
        {
            _counter--;
            if (_counter > 0)
            {
                return;
            }

            FullyReleased?.Invoke(this, EventArgs.Empty);
        }

Пример #2

        public void Release()
        {
            _counter--;
            if (_counter > 0)
            {
                return;
            }

            EnableRaisingEvents = false;
            FullyReleased?.Invoke(this, EventArgs.Empty);
        }