JSFiddle - React, Tailwind, and code Playground
JavaScript
const cart = {
items: [
{name: "lol", price: 5},
{name: "poo", price: 12}
]
};
const totalPrice = cart.items.map(item => item.price)
.reduce((a, b) => a + b, 0);
console.log("totalPrice:", totalPrice);