public DoublyLinkedListNode <T> FindLast(T value)
{
if (IsEmpty)
{
return(null);
}
DoublyLinkedListNode <T> current = head.prev;
EqualityComparer <T> comparer = EqualityComparer <T> .Default;
while (current != null && !comparer.Equals(current.item, value))
{
current = current.prev;
if (current == head)
{
return(null);
}
}
return(current);
}
private void InvalidateNode(DoublyLinkedListNode <T> node)
{
node.list = null;
node.prev = null;
node.next = null;
}
public void Remove(DoublyLinkedListNode <T> node)
{
ValidateNode(node);
RemoveNode(node);
}