MeasureThat.net

Run results for: Slice vs Splice vs Shift 231

Compares the speed for removing 2 items from the beginning of an array

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36
Chrome 121
Mac OS X 10.15.7
Desktop
one year ago
Test name Executions per second
array.slice() 12645496.0 Ops/sec
array.splice() 14498439.0 Ops/sec
array.shift() 28555530.0 Ops/sec
Script Preparation code:
AخA
 
var array = [1, 2, 3, 4, 5, 6, 7, 8]
var itemsToRemove = 1
Tests:

  • array.slice()

     
    array = array.slice(1)

  • array.splice()

     
    array.splice(0, itemsToRemove)

  • array.shift()

     
    array.shift()