Script Preparation code:
Tests:
  • undefined

  • typeof

  • in

  • hasOwnProperty

  • bool

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    undefined
    typeof
    in
    hasOwnProperty
    bool

    Fastest: N/A

    Slowest: N/A

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Latest run results:
Run details: (Test run date: 3 days ago)
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.6.1 Safari/605.1.15
Safari 15 on Mac OS X 10.15.7
View result in a separate tab
Test name Executions per second
undefined 4182756.0 Ops/sec
typeof 12018070.0 Ops/sec
in 11984820.0 Ops/sec
hasOwnProperty 11677880.0 Ops/sec
bool 12331680.0 Ops/sec