Run results for: Spread vs Push SSS

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36

Browser: Chrome 114

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Spread	73958.4 Ops/sec
Push	71228.9 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");