Run results for: Concat vs spread operators

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 12_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.1.1 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 12

Operating system: iOS 12.3

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
Concat	527587.6 Ops/sec
Spread operator	577755.0 Ops/sec

Script Preparation code:


var arr = ['1', '2', '3'];
var arr2 = ['1', '2', '3'];

Tests: