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/17.2.1 Safari/605.1.15
Safari 17
Mac OS X 10.15.7
Desktop
2 years ago
typeof
31.3M/s
typeof no function
20.1M/s
typeof and test attribute
17.6M/s
instanceof
13.7M/s
View exact numbers
Test name Executions per second
✓ typeof 31,322,272 Ops/sec
typeof no function 20,110,948 Ops/sec
typeof and test attribute 17,595,160 Ops/sec
instanceof 13,700,535 Ops/sec
Script Preparation code:
Tests: