Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.102 Safari/537.36 Edg/98.0.1108.56
Chrome 98
Windows
Desktop
2 years ago
Test name Executions per second
undefined 2221218.0 Ops/sec
typeof 6622885.0 Ops/sec
in 6446645.0 Ops/sec
hasOwnProperty 5737075.5 Ops/sec
bool 6586626.5 Ops/sec
Script Preparation code:
Tests:
  • undefined

  • typeof

  • in

  • hasOwnProperty

  • bool


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