Create a Doubly Linked List: doesn't pass last two test cases

[dPatel88]

Done.

Problem in remove function in Doubly Linked List

My code is not passing the last test case. It shows following error: The last item can be removed from the list. My code is: var Node = function(data, prev) { this.data = data; this.prev = prev; this.next = null; }; var DoublyLinkedList = function() { this.head = null; this.tail = null; // change code below this line this.add = function(data){ let newNode = new Node(data, null); if(this.head == null){ this.head = newNode; this.tail = newNode; return …