Array slice() vs slice(0) vs spread operator vs Array.from (version: 1)

Compare the new ES6 spread operator with the traditional slice() methods

Comparing performance of: Array.prototype.slice() vs spread operator vs Array.prototype.slice(0) vs Array.from()

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

  • Array.prototype.slice()

  • spread operator

  • Array.prototype.slice(0)

  • Array.from()

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    Array.prototype.slice()
    spread operator
    Array.prototype.slice(0)
    Array.from()

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one year ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0
Firefox 138 on Windows
View result in a separate tab
Test name Executions per second
Array.prototype.slice() 5681191.5 Ops/sec
spread operator 1320724.5 Ops/sec
Array.prototype.slice(0) 5724951.5 Ops/sec
Array.from() 1247190.9 Ops/sec
Related benchmarks: