JSFiddle - React, Tailwind, and code Playground

by mecfall2018

HTML

<!DOCTYPE html>
<html>
<head>
    <title></title>
   <meta charset="utf-8" />
    <script type="text/javascript">
        var list = null;

        function createList() {
            var value = document.getElementById("LinkName").value;
            list = new List(value);
            document.getElementById("demo").innerHTML = list.print();
        }


        function addNode() {
            var value = document.getElementById("LinkName").value;
            list.addNode(value,list.last);
            document.getElementById("demo").innerHTML = list.print();
        }


        
        function Node(_value, _last) {
            // implement of a Doubly Linked List
            this.value = _value; // Where the value is stored
            this.last = _last; // click  to the previous link
            this.next = null; // click to the next link
            return this; // displays the created node
        }

        Node.prototype.asString = function () {
            return "=>Node " + this.value + "<br/>";
        }


        function List(_value) { // list with the first link defined
            this.length = 1;
            this.head = new Node(_value, null); 
            this.last = this.head; // the head and last are the same.
        }

        //Function to add node to list (Changed this code)
        List.prototype.addNode = function (_value,_last) {
            var node = new Node(_value, _last); // create a new node to attach it to the list

            if (this.length) { //If list has some node already
                this.last.next = node; //Creating next node of current last node of the list
                node.last = this.last; 
                this.last = node; // Creating node as a last node of the list
            } else {
                this.head = node;
                this.last = node;
            }

            this.length++;
        }

        
        List.prototype.print = function () {
            var s = "";
            var n =...