Run results for: instanceof vs typeof

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Chrome 131
Mac OS X 10.15.7
Desktop
one year ago
typeof
83.6M/s
typeof no function
76.2M/s
typeof and test attribute
70.9M/s
instanceof
65.1M/s
View exact numbers
Test name Executions per second
✓ typeof 83,556,888 Ops/sec
typeof no function 76,162,376 Ops/sec
typeof and test attribute 70,937,176 Ops/sec
instanceof 65,135,776 Ops/sec
Script Preparation code:
Tests: