instanceof vs typeof 3 (version: 1)

Comparing performance of: instanceof vs typeof vs typeof no function vs typeof obj or string vs new Ojb vs string or obj

Created: one year ago by: Guest
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Script Preparation code:
Tests:

  • instanceof

  • typeof

  • typeof no function

  • typeof obj or string

  • new Ojb

  • string or obj

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    instanceof
    typeof
    typeof no function
    typeof obj or string
    new Ojb
    string or obj

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one year ago)
Mozilla/5.0 (X11; Linux x86_64; rv:133.0) Gecko/20100101 Firefox/133.0
Firefox 133 on Linux
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Test name Executions per second
instanceof 129415968.0 Ops/sec
typeof 1445575296.0 Ops/sec
typeof no function 712616832.0 Ops/sec
typeof obj or string 717184768.0 Ops/sec
new Ojb 1102101632.0 Ops/sec
string or obj 43195492.0 Ops/sec
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