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Run results for:
flatMap vs flat+map vs map
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=628412" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:140.0) Gecko/20100101 Firefox/140.0
Browser:
Firefox 140
Operating system:
Linux
Device Platform:
Desktop
Date tested:
2 days ago
Test name
Executions per second
flatmap
3934.2 Ops/sec
map+flat
3397.5 Ops/sec
map
9719.7 Ops/sec
Script Preparation code:
var arr = Array(10_000).fill(0)
Tests:
flatmap
arr.flatMap((x) => [x, x])
map+flat
arr.map((x) => [x, x]).flat()
map
arr.map((x) => [x, x])