doubly linked list
| Parameter | Type | Description |
|---|
DoublyLinkedList node
add a node to the doubly linked list
| Parameter | Type | Description |
|---|---|---|
| data | ANY | data for the new node |
delete a node
| Parameter | Type | Description |
|---|---|---|
| i | Int | index of the node |
get a node
| Parameter | Type | Description |
|---|---|---|
| i | Int | index of the node |
get the head of the doubly linked list
get the size of the doubly linked list
output an array representation of the doubly linked list