Getters & Setters Example 3

script.js

class ProductCost {
  constructor(item,quantity,price) {
    this.item = item;
    this.quantity = quantity;
    this.price = price;
  }
  //getter
    get cost() {
    return this.calcCost();
  }
  // Method
  calcCost() {
    return `$${this.quantity * this.price}.00`;
  }
}

const bread = new ProductCost("bread",2,3);
const milk  = new ProductCost("milk",1,5);

bread.cost; //$6.00
milk.cost;//$5.00