ES2015 Class Example

class Elevator { constructor(name, floorNumber, status) { this.name = name; this.floorNumber = floorNumber; this.status = status; } get info() { return `Elevator ${this.name} - Floor ${this.floorNumber}, Status ${this.status}`; } get floor() { return this.floorNumber; } moveUp() { this.floorNumber++; } moveDown() { this.floorNumber--; } moveToFloor(floorNumber) { this.floorNumber = floorNumber; } } const e1 = new Elevator("e1", 1, "operating"); const e2 = new Elevator("e2", 5, "operating"); console.log(e1.info); console.log(e2.info); e1.moveUp(); console.log(e1.info); e2.moveDown(); console.log(e2.info); e1.moveToFloor(20); console.log(e1.floor);