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Run results for:
Slice vs Splice vs Shift vs pop
Compares the speed for removing 2 items from the beginning of an array
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<iframe src="https://measurethat.net/Embed?id=580731" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0
Browser:
Firefox 134
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
array.slice()
21913212.0 Ops/sec
array.splice()
16424596.0 Ops/sec
array.shift()
89469896.0 Ops/sec
array.pop()
90407656.0 Ops/sec
Script Preparation code:
var array = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, "asdas", "asdas", "asda", "asdas", "asd", "adas", "asefacw", "asdfacs"] var itemsToRemove = 1
Tests:
array.slice()
array = array.slice(1)
array.splice()
array.splice(0, itemsToRemove)
array.shift()
array.shift()
array.pop()
array.pop()