Run results for: Array isArray vs instanceof

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:80.0) Gecko/20100101 Firefox/80.0

Browser: Firefox 80

Operating system: Mac OS X 10.14

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Instanceof	34408610.0 Ops/sec
isArray	33130230.0 Ops/sec

Script Preparation code:

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

Tests: