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/17.4 Safari/605.1.15
Safari 17
Mac OS X 10.15.7
Desktop
2 years ago
typeof
31.6M/s
typeof no function
17.5M/s
typeof and test attribute
17.3M/s
instanceof
12.7M/s
View exact numbers
Test name Executions per second
✓ typeof 31,589,158 Ops/sec
typeof no function 17,510,126 Ops/sec
typeof and test attribute 17,274,188 Ops/sec
instanceof 12,736,686 Ops/sec
Script Preparation code:
Tests: