Script Preparation code:
Tests:
  • delete o.p

  • delete o["p"]

  • o.p = undefined

  • o["p"] = undefined;

  • o.p = null

  • o["p"] = null

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    delete o.p
    delete o["p"]
    o.p = undefined
    o["p"] = undefined;
    o.p = null
    o["p"] = null

    Fastest: N/A

    Slowest: N/A

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Latest run results:
Run details: (Test run date: 6 days ago)
Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like Gecko
IE 11 on Windows
View result in a separate tab
Test name Executions per second
delete o.p 2537541.0 Ops/sec
delete o["p"] 2482627.0 Ops/sec
o.p = undefined 1965695.0 Ops/sec
o["p"] = undefined; 1583234.0 Ops/sec
o.p = null 2236517.0 Ops/sec
o["p"] = null 2272753.0 Ops/sec