public void AddLast(DoublyNodeTest<T> doublyNode)
{
if (IsEmpty)
{
head = doublyNode;
}
else
{
tail.next = doublyNode;
doublyNode.prev = tail;
}
tail = doublyNode;
count++;
}
public void AddFirst(DoublyNodeTest<T> doublyNode)
{
DoublyNodeTest<T> temp = head;
head = doublyNode;
head.next = temp;
if (IsEmpty)
{
tail = head;
}
else
{
temp.prev = head;
}
count++;
}
