public void PopEnd()
{
if (_last == null)
{
return;
}
if (_last != null)
{
if (Length == 1)
{
_front = _last = null;
_length--;
}
else
{
_last = _last.Previous;
_last.Next = null;
_length--;
}
}
}
public DoublyLinkedList()
{
_front = null;
_last = null;
_length = 0;
}
private void Init(T value)
{
_front = _last = new DoublyLinkedListNode <T>(value);
}