public void Add(int data)
{
var node = new DoubleNode <int>(data);
if (Head == null)
{
Head = node;
}
else
{
Tail.Next = node;
node.Previous = Tail;
}
Tail = node;
Count++;
}
public void AddFirst(int data)
{
var node = new DoubleNode <int>(data);
var temp = Head;
node.Next = temp;
Head = node;
if (Count == 0)
{
Tail = Head;
}
else
{
temp.Previous = node;
}
Count++;
}
public bool Remove(int data)
{
var current = Head;
while (current != null)
{
if (current.Data.Equals(data))
{
break;
}
current = current.Next;
}
if (current != null)
{
if (current.Next != null)
{
current.Next.Previous = current.Previous;
}
else
{
Tail = current.Previous;
}
if (current.Previous != null)
{
current.Previous.Next = current.Next;
}
else
{
Head = current.Next;
}
Count--;
return(true);
}
return(false);
}
public void Clear()
{
Head = null;
Tail = null;
Count = 0;
}