linked_list.js

 // Hazrat Ali
// University Of Scholars
class Node {
    constructor(value){
        this.value = value;
        this.next = null;
        this.previous = null;
    }
}
// linked list
class LinkedList {
    constructor(head){
        this.head = head;
    }
    add(value){
        const newNode = new Node(value);
        let current = this.head;
        while(current.next != null){
            current = current.next;
        }
        current.next = newNode;
    }
    remove(value) {
        let current = this.head;
        let previous = null;
        while (current !== null) {
            if(current.value === value){
                previous.next = current.next;
                break;
            }
            previous = current;
            current = current.next;
        }
    }
}

const head = new Node(1500);
const mBondon = new LinkedList(head);
mBondon.add(27)
mBondon.add(13)
mBondon.add(59)
mBondon.add(68)
mBondon.add(43)
console.log(JSON.stringify(mBondon))