Run results for: instanceof vs typeof

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36 Edg/131.0.0.0
Chrome 131
Windows
Desktop
one year ago
typeof
8.6M/s
typeof and test attribute
5.2M/s
typeof no function
4.8M/s
instanceof
3.5M/s
View exact numbers
Test name Executions per second
✓ typeof 8,579,201 Ops/sec
typeof and test attribute 5,192,055 Ops/sec
typeof no function 4,758,808 Ops/sec
instanceof 3,530,190 Ops/sec
Script Preparation code:
Tests: