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Run results for:
Set vs Filter for unique
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=588507" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36 Edg/133.0.0.0
Browser:
Chrome 133
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Filter
2.0M/s
Array from set
961K/s
Set spread
912K/s
View exact numbers
Test name
Executions per second
✓
Filter
2,021,747 Ops/sec
Array from set
961,170 Ops/sec
Set spread
911,547 Ops/sec
Script Preparation code:
var array = Array.from({length: 40}, () => Math.floor(Math.random() * 140));
Tests:
Set spread
const f = [... new Set(array)]
Array from set
const s = new Set(array) const l = Array.from(s)
Filter
const b = array.filter((i,index) => array.indexOf(i)=== index)