Run results for: instanceof vs typeof

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:141.0) Gecko/20100101 Firefox/141.0
Firefox 141
Windows
Desktop
one year ago
typeof
1704.5M/s
typeof and test attribute
1487.0M/s
typeof no function
1414.7M/s
instanceof
110.2M/s
View exact numbers
Test name Executions per second
✓ typeof 1,704,475,008 Ops/sec
typeof and test attribute 1,486,974,336 Ops/sec
typeof no function 1,414,666,112 Ops/sec
instanceof 110,186,744 Ops/sec
Script Preparation code:
Tests: