Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:76.0) Gecko/20100101 Firefox/76.0
Firefox 76
Windows
Desktop
4 years ago
Test name Executions per second
undefined 194816784.0 Ops/sec
typeof 443448896.0 Ops/sec
in 306879968.0 Ops/sec
hasOwnProperty 303313824.0 Ops/sec
bool 446676736.0 Ops/sec
Script Preparation code:
Tests:
  • undefined

  • typeof

  • in

  • hasOwnProperty

  • bool


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