Run details:
Mozilla/5.0 (Linux; Android 11; GT-I9505) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.0.0 Mobile Safari/537.36
Chrome Mobile 106
Android
Mobile
2 years ago
Test name Executions per second
undefined 132724.8 Ops/sec
typeof 414722.7 Ops/sec
in 422632.8 Ops/sec
hasOwnProperty 370728.8 Ops/sec
bool 393574.2 Ops/sec
Script Preparation code:
Tests:
  • undefined

  • typeof

  • in

  • hasOwnProperty

  • bool