Linked List

Methods

| Methods | Description | | ------- | ---------- | | size | Return the current list size | | head | Return the current head object | | tail | Return the tail (last) object | | toString | Return list of objects as a string in format ( value ) -> ( value ) -> ( value ) -> null | | at(index) | Return the object at a given index of the list| | appendNode(value) | Add a new item at the end of the list. Accepts the value of the node you want to add | | prependNode(value) | Add a new item at the start of the list (replacing the head). Accepts the value of the node you want to add| | pop | Remove the last item from the list| | contains(value) | Returns true if the list contains the passed value, else returns false | | find(value) | Returns the index number of the value if the list contains the passed value, else returns null | | insertAt(index, value) | Adds value to the specified index position of the list. If 0 is provided, it will prepend to the head, if index is greater than list size it will append to the tail | | removeAt(index) | Removes value from the specified index position of the list. If 0 is provided, it will remove the head, if index is greater than list size it will return null |