Class DoublyLinkedList<T>

constructor

• new DoublyLinkedList<T>(): DoublyLinkedList<T>

• Type Parameters

  • T = any

  Returns DoublyLinkedList<T>

current

head

tail

add

• add(value): void

• Adds a new node to the end of the list.

  Parameters

  • value: T

    The value to add to the list.

  Returns void

redo

• redo(): null | T

• Redoes the last undone add operation.

  Returns null | T

  The value of the redone node, or null if there is no next node.

remove

• remove(): null | T

• Removes the current node from the list.

  Returns null | T

  The value of the removed node, or null if there is no current node.

reset

• reset(): void

• Removes all nodes from the list.

  Returns void

undo

• undo(): null | T

• Undoes the last add operation.

  Returns null | T

  The value of the undone node, or null if there is no previous node.