MeasureThat.net

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

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Run details:
Mozilla/5.0 (Linux; Android 9; SM-N935F) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Mobile Safari/537.36
Chrome Mobile 108
Android
Mobile
one year ago
Test name Executions per second
typeof 586599360.0 Ops/sec
isNaN 1392283.9 Ops/sec
Tests:

  • typeof

  • isNaN