https://repl.it/CQGL/89 created by sethopia

Shopping Calc (4.2).js

//Complete sumCart so that it will take the cart array and return the total cost for all 
// the line items in the cart.
var cart = [
	["tofu", {"quantity" : 3,"price" : 4.5} ],
	["sriracha", {"quantity" : 1,"price" : 5} ],
	["toilet paper", {"quantity" : 12,"price" : 1.75} ],
	["Drano", {"quantity" : 1,"price" : 13} ],
	["orichette", {"quantity" : 2,"price" : 7.5} ],
	["hummus", {"quantity" : 2,"price" : 5.99} ],
	["bison meat", {"quantity" : 3,"price" : 20.99} ],
	["vegan bison meat", {"quantity" : 3,"price" : 24.99} ]
];
   

function sumCart(cart) {
	var sum = 0;
	for (var i = 0; i < cart.length; i++) {
		var itemObj = cart[i][1]
		sum += itemObj.quantity * itemObj.price;
	}
	return sum;
}

console.log(sumCart(cart));

Shopping Calc (4.2)_console_dump.txt

Native Browser JavaScript