Run results for: typeof number vs. Number.isNan vs. isNan

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.84 Safari/537.36
Chrome 99
Windows
Desktop
one year ago
Test name Executions per second
typeof 848854080.0 Ops/sec
Number.isNan 621739200.0 Ops/sec
isNaN 807992192.0 Ops/sec
Tests:

  • typeof

  • Number.isNan

  • isNaN