Run results for: Array concat() vs spread concat

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36

Browser: Chrome 96

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Array.concat()	2872663.0 Ops/sec
Spread concat	2232481.0 Ops/sec

Script Preparation code:

var arr1 = ['a', 'b'];
var arr2 = ['c', 'd'];

Tests: