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

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Browser: Chrome 95

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Array.prototype.concat	3754945.5 Ops/sec
spread operator	1995023.0 Ops/sec

Script Preparation code:

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

Tests: