Run results for: Array spread vs. push performance

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:153.0) Gecko/20100101 Firefox/153.0

Browser: Firefox 153

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

Benchmark engine: Benchmark.js

Array.prototype.push

23.0M/s

Array.prototype.concat

2/s

Array spread

0/s

View exact numbers

Script Preparation code:

var arr = [1, 1, 1, 1, 1];

Tests: