Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.95 Safari/537.36
Chrome 55
Mac OS X 10.12.3
Other
7 years ago
Test name Executions per second
undefined 3726789.5 Ops/sec
typeof 11613104.0 Ops/sec
in 10968807.0 Ops/sec
hasOwnProperty 10252678.0 Ops/sec
truthy 11523706.0 Ops/sec
Script Preparation code:
Tests:
  • undefined

  • typeof

  • in

  • hasOwnProperty

  • truthy


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