Run results for: Array isArray vs instanceof

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.83 Safari/537.36

Browser: Chrome 85

Operating system: Linux

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Instanceof	1225566.0 Ops/sec
isArray	1218506.6 Ops/sec

Script Preparation code:

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

Tests: