Run results for: instanceof vs typeof

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:123.0) Gecko/20100101 Firefox/123.0
Firefox 123
Windows
Desktop
2 years ago
typeof
2886.6M/s
typeof no function
2594.5M/s
typeof and test attribute
2319.2M/s
instanceof
352.6M/s
View exact numbers
Test name Executions per second
✓ typeof 2,886,595,840 Ops/sec
typeof no function 2,594,523,648 Ops/sec
typeof and test attribute 2,319,190,016 Ops/sec
instanceof 352,583,840 Ops/sec
Script Preparation code:
Tests: