const basket = [
    {
        name: "iPhone 8",
        price: 7000
    },
    {
        name: "Apple Macbook Pro",
        price: 14000
    },
    {
        name: "Harman/kardon",
        price: 255
    }
]
let sumBasket = basket.reduce((acc, item) => acc + item.price, 0)

console.log(sumBasket) // 21255