Run results for: Spread vs Slice operators in JS

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/116.0

Browser: Firefox 116

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Spread operator	82.6 Ops/sec
Slice operator	2132.6 Ops/sec

Tests:

Spread operator
const array = Array(1000000).fill(42); const array_copy = [...array];
AخA

const array = Array(1000000).fill(42);
const array_copy = [...array];
Slice operator
const array = Array(100000).fill(0); const array_copy = array.slice();
const array = Array(100000).fill(0);
const array_copy = array.slice();