Enumerates all of the items in the list, in order. The item at index 0 is enumerated first, then the item at index 1, and so on. If the items are added to or removed from the Deque during enumeration, the enumeration ends with an InvalidOperationException.

public override sealed IEnumerator<T> GetEnumerator()

public:
virtual IEnumerator<T>^ GetEnumerator() override sealed