8

index.js

const computers = [
	{ type: 'Laptop', price: 124, os: 'Windows' },
	{ type: 'Desk', price: 124, os: 'Mac' },
	{ type: 'Desk', price: 124, os: 'Windows' },
	{ type: 'Laptop', price: 124, os: 'Mac' },
	{ type: 'Laptop', price: 124, os: 'Windows' },
];

let totalTotalMacComputers = 0;
let totalTotalWindowsComputers = 0;

computers.forEach((computer) => {
	if (computer.os === 'Mac') totalTotalMacComputers++;
	if (computer.os === 'Windows') totalTotalWindowsComputers++;

	return computer;
});

console.log(
	'🚀 ~ file: index.js ~ line 10 ~ totalTotalMacComputers',
	totalTotalMacComputers
);
console.log(
	'🚀 ~ file: index.js ~ line 12 ~ totalTotalWindowsComputers',
	totalTotalWindowsComputers
);