Run results for: Array isArray vs typeof

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

typeof

5.9M/s

isArray

5.8M/s

View exact numbers

Test name	Executions per second
✓ typeof	5,884,282 Ops/sec
isArray	5,775,728 Ops/sec

Script Preparation code:

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

Tests: