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

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Run details:
Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:109.0) Gecko/20100101 Firefox/115.0
Firefox 115
Windows 8.1
Desktop
one year ago
Test name Executions per second
typeof 98145784.0 Ops/sec
Number.isNan 95298680.0 Ops/sec
isNaN 101562528.0 Ops/sec
Tests:

  • typeof

  • Number.isNan

  • isNaN