Run results for: Spread vs Push SSS

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.6 Safari/605.1.15

Browser: Safari 15

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Spread	267150.4 Ops/sec
Push	267539.2 Ops/sec

Tests:

Spread
const cart = [ { name: 'The Foundation Triology', price: 19.99, discount: false, }, { name: 'Godel, Escher, Bach', price: 15.99, discount: false, }, { name: 'Red Mars', price: 5.99, discount: true, }, ]; const reward = { name: 'Guide to Science Fiction', discount: true, price: 0, }; function addGift(reward) { return [...cart, reward]; } console.log("Add gift:"); console.log(addGift(reward)); console.log("\n");
Push
const cart = [ { name: 'The Foundation Triology', price: 19.99, discount: false, }, { name: 'Godel, Escher, Bach', price: 15.99, discount: false, }, { name: 'Red Mars', price: 5.99, discount: true, }, ]; const reward = { name: 'Guide to Science Fiction', discount: true, price: 0, }; function addGift(reward) { cart.push(reward) return cart; } console.log("Add gift:"); console.log(addGift(reward)); console.log("\n");