Run results for: Array.prototype.concat vs spread operator - small arrays

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.51 Safari/537.36

Browser: Chrome 96

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Array.prototype.concat	1553273.6 Ops/sec
spread operator	2188815.2 Ops/sec

Script Preparation code:

var arr1 = [];
var arr2 = [];
for(let i = 0; i < 10; i++) {
  arr1.push(i);
  arr2.push(i);
}

Tests: