Run results for: instanceof vs typeof

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:128.0) Gecko/20100101 Firefox/128.0
Firefox 128
Windows
Desktop
one year ago
typeof
2039.4M/s
typeof and test attribute
1819.0M/s
typeof no function
1803.6M/s
instanceof
160.6M/s
View exact numbers
Test name Executions per second
✓ typeof 2,039,386,752 Ops/sec
typeof and test attribute 1,818,960,640 Ops/sec
typeof no function 1,803,614,976 Ops/sec
instanceof 160,559,728 Ops/sec
Script Preparation code:
Tests: