Run results for: Array.prototype.slice vs spread operator

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.2 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.2.1

Device Platform: Mobile

Date tested: 2 years ago

spread operator

375.7M/s

Array.prototype.slice

66.3M/s

View exact numbers

Test name	Executions per second
✓ spread operator	375,727,200 Ops/sec
Array.prototype.slice	66,318,856 Ops/sec

Tests:

Array.prototype.slice
var params = [ "hello", true, 7 ]; var other = [ 1, 2 ].slice();
spread operator
var params = [ "hello", true, 7 ] var other = [ ...params ]