Run results for: typeof number vs. Number.isNan vs. isNan vs self comparison. Versus let

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Run details:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Mobile Safari/537.36
Chrome Mobile 133
Android
Mobile
one year ago
Test name Executions per second
typeof 10999733.0 Ops/sec
Number.isNan 10217771.0 Ops/sec
isNaN 10064553.0 Ops/sec
Self comparison 9888287.0 Ops/sec
Script Preparation code:
Tests:

  • typeof

  • Number.isNan

  • isNaN

  • Self comparison