Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Safari/537.36
Chrome 92
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
instanceof 4662385.0 Ops/sec
typeof 14772490.0 Ops/sec
typeof no function 7141352.0 Ops/sec
typeof and test attribute 7072780.5 Ops/sec
Script Preparation code:
Tests:
  • instanceof

  • typeof

  • typeof no function

  • typeof and test attribute


;