public DoublyLinkedListNode <T> RemoveHead()
{
if (count == 0)
{
return(null);
}
var oldHead = head;
if (head == tail)
{
head = null;
tail = null;
}
else
{
head = head.Next;
head.Prev = null;
}
count--;
return(oldHead);
}
public DoublyLinkedListNode <T> AddToTail(T value)
{
var newNode = new DoublyLinkedListNode <T>(value);
return(AddToTail(newNode));
}
