Run results for: typeof x === 'number' vs isNaN(x)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36

Browser: Chrome 134

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

isNaN

269.6M/s

typeof

238.6M/s

View exact numbers

Test name	Executions per second
✓ isNaN	269,586,624 Ops/sec
typeof	238,577,344 Ops/sec

Tests: