MeasureThat.net

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

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0
Firefox 99
Windows
Desktop
2 years ago
Test name Executions per second
typeof 1581320448.0 Ops/sec
isNaN 1573124736.0 Ops/sec
Tests:

  • typeof

  • isNaN

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