System.Collections.ArrayList.IListWrapper.IListWrapperEnumWrapper.MoveNext C# (CSharp) Method

                public bool MoveNext()
                {
                    if (_firstCall)
                    {
                        _firstCall = false;
                        return _remaining-- > 0 && _en.MoveNext();
                    }
                    if (_remaining < 0)
                        return false;
                    bool r = _en.MoveNext();
                    return r && _remaining-- > 0;
                }