internal void CreateItemAtBeginnning(int item)
{
DoubleNode temp = new DoubleNode(item);
if (start == null)
{
start = temp;
return;
}
temp.next = start;
start.prev = temp;
start = temp;
return;
}
internal void CreateItemAtEnd(int item)
{
DoubleNode temp = new DoubleNode(item);
if (start == null)
{
start = temp;
return;
}
p = start;
while (p.next != null)
{
p = p.next;
}
p.next = temp;
temp.prev = p;
}
public DoubleLinkList()
{
start = null;
}
public DoubleNode(object i)
{
data = i;
prev = null;
next = null;
}