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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=486763" 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/119.0.0.0 Safari/537.36
Browser:
Chrome 119
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Set spread
1.3M/s
Array from set
1.2M/s
Filter
492K/s
View exact numbers
Test name
Executions per second
✓
Set spread
1,300,819 Ops/sec
Array from set
1,227,918 Ops/sec
Filter
491,708 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)