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/129.0.0.0 Safari/537.36

Browser: Chrome 129

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

typeof

7.2M/s

isArray

5.3M/s

View exact numbers

Test name	Executions per second
✓ typeof	7,165,740 Ops/sec
isArray	5,344,501 Ops/sec

Script Preparation code:

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

Tests: