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 unshift vs concat vs spread vs slice of item to array (version: 0)

Comparing performance of: unshift an array vs concat an array vs spread on array vs slice on array

Created: one year ago by: Guest
Jump to the latest result
Script Preparation code:
Tests:

  • unshift an array

  • concat an array

  • spread on array

  • slice on array

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    unshift an array
    concat an array
    spread on array
    slice on array

    Fastest: N/A

    Slowest: N/A

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Latest run results:
Run details: (Test run date: one year ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:108.0) Gecko/20100101 Firefox/108.0
Firefox 108 on Windows
View result in a separate tab
Test name Executions per second
unshift an array 411859.8 Ops/sec
concat an array 20.4 Ops/sec
spread on array 10.3 Ops/sec
slice on array 95.8 Ops/sec