Run results for: Array push vs concat vs push + flat

Run details:

User agent: Mozilla/5.0 (Android 13; Mobile; rv:126.0) Gecko/126.0 Firefox/126.0

Browser: Firefox Mobile 126

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Array.prototype.concat

9.1M/s

push + flat

5.0M/s

Push

3.7M/s

View exact numbers

Tests:

Array.prototype.concat
const params = [ "hello", true, 7 ]; const other = [ 1, 2 ].concat(params);
push + flat
const items = []; const params = [ "hello", true, 7 ] items.push(params) const other = items.flat()
Push
const params = [ "hello", true, 7 ]; const other = [ 1, 2 ].push(...params);