Run results for: Array isArray vs instanceof

Run details:

User agent: Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36

Browser: Chrome 92

Operating system: Windows 8.1

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Instanceof	2620964.5 Ops/sec
isArray	2622169.5 Ops/sec

Script Preparation code:

var test = [1,2,3,4];
var c;

Tests: