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

Run details:

User agent: Mozilla/5.0 (Linux; Android 11; LE2123) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.85 Mobile Safari/537.36

Browser: Chrome Mobile 94

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
typeof	330088000.0 Ops/sec
isNaN	2388067.0 Ops/sec

Tests: