MeasureThat.net

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

Go to the benchmark
Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Chrome 123
Windows
Desktop
9 months ago
Test name Executions per second
typeof 106065464.0 Ops/sec
isNaN 8379574.5 Ops/sec
Tests:

  • typeof

  • isNaN