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

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_7_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.8 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.7.1

Device Platform: Mobile

Date tested: one year ago

spread operator

465.9M/s

Array.prototype.slice

95.0M/s

View exact numbers

Test name	Executions per second
✓ spread operator	465,943,040 Ops/sec
Array.prototype.slice	94,961,616 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 ]