Adds a collection of items to the front of the Deque. The indices of all existing items in the Deque are increased by the number of items inserted. The first item in the added collection becomes the first item in the Deque.

public void AddManyToFront(
	IEnumerable<T> collection
)

public:
void AddManyToFront(
	IEnumerable<T>^ collection
)