Run results for: instanceof vs typeof

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Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:123.0) Gecko/20100101 Firefox/123.0
Firefox 123
Linux
Desktop
2 years ago
typeof
1008.4M/s
typeof and test attribute
893.4M/s
typeof no function
862.7M/s
instanceof
112.3M/s
View exact numbers
Test name Executions per second
✓ typeof 1,008,401,728 Ops/sec
typeof and test attribute 893,360,064 Ops/sec
typeof no function 862,715,840 Ops/sec
instanceof 112,288,560 Ops/sec
Script Preparation code:
Tests: