Run results for: Array concat vs spread operator vs push

Run details:

User agent: Mozilla/5.0 (Linux; Android 12; SAMSUNG SM-G781N/KSU3EVE8) AppleWebKit/537.36 (KHTML, like Gecko) SamsungBrowser/18.0 Chrome/99.0.4844.88 Mobile Safari/537.36

Browser: Chrome Mobile 99

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Array.prototype.concat	6688087.0 Ops/sec
spread operator	31283660.0 Ops/sec
Push	30514970.0 Ops/sec

Tests:

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

Run results for: Array concat vs spread operator vs push

Compare the new ES6 spread operator with the traditional concat() method and push

Array.prototype.concat

spread operator

Push