Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
filter + map vs reduce 12345153
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=612021" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (iPhone; CPU iPhone OS 18_5_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/137.0.7151.107 Mobile/15E148 Safari/604.1
Browser:
Chrome Mobile iOS 137
Operating system:
iOS 18.5.0
Device Platform:
Mobile
Date tested:
one year ago
Test name
Executions per second
flatMap
10342.4 Ops/sec
reduce
238298.1 Ops/sec
Script Preparation code:
var values = [] for(i=0; i<1000; i++){ values.push([i, i]) }
Tests:
flatMap
values.flatMap(e => [e, e * 2])
reduce
values.reduce((acc, x) => { acc.push(i, i * 2); return acc; }, [])