Run results for: instanceof vs typeof

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.4 Safari/605.1.15
Safari 18
Mac OS X 10.15.7
Desktop
one year ago
instanceof
544.7M/s
typeof no function
523.8M/s
typeof
511.6M/s
typeof and test attribute
493.4M/s
View exact numbers
Test name Executions per second
✓ instanceof 544,684,416 Ops/sec
typeof no function 523,839,584 Ops/sec
typeof 511,581,952 Ops/sec
typeof and test attribute 493,375,328 Ops/sec
Script Preparation code:
Tests: