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 Array concat vs spread operator vs push (1) (version: 1)

Compare the new ES6 spread operator with the traditional concat() method and push

Comparing performance of: Array.prototype.concat vs spread operator vs copy on push vs directly push

Created: 3 years ago by: Registered User
Jump to the latest result
Script Preparation code:
Tests:

  • Array.prototype.concat

  • spread operator

  • copy on push

  • directly push

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    Array.prototype.concat
    spread operator
    copy on push
    directly push

    Fastest: N/A

    Slowest: N/A

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Latest run results:
Run details: (Test run date: one year ago)
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.2 Safari/605.1.15
Safari 16 on Mac OS X 10.15.7
View result in a separate tab
Test name Executions per second
Array.prototype.concat 10465510.0 Ops/sec
spread operator 10813090.0 Ops/sec
copy on push 6784341.0 Ops/sec
directly push 14048990.0 Ops/sec