Run results for: Js push vs spread in create new array

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.82 Safari/537.36

Browser: Chrome 93

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
spread	3815669.0 Ops/sec
push	33243294.0 Ops/sec

Tests:

spread
var arr = [1, 2, 3, 4, 5]; var out = arr.reduce((out, num) => { return [...out, num]; }, []);
push
var arr = [1, 2, 3, 4, 5]; var out = arr.reduce((out, num) => { out.push(num); return out; }, []);