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; rv:126.0) Gecko/20100101 Firefox/126.0
Firefox 126
Windows
Desktop
2 years ago
typeof
1967.9M/s
Number.isNan
1963.7M/s
isNaN
1963.4M/s
View exact numbers
Test name Executions per second
✓ typeof 1,967,933,184 Ops/sec
Number.isNan 1,963,714,560 Ops/sec
isNaN 1,963,371,520 Ops/sec
Tests: