Benchmark: filter + map vs reduce 12345153

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; }, [])

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
flatMap
reduce

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

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/OS: Chrome Mobile iOS 137 on iOS 18.5.0

View result in a separate tab

reduce

238K/s

flatMap

10K/s

View exact numbers

Test name	Executions per second
✓ reduce	238,298 Ops/sec
flatMap	10,342 Ops/sec

filter + map vs reduce 12345153 (version: 0)

Comparing performance of: `flatMap vs reduce`

Created: 3 years ago by: Guest

Go to the latest result

flatMap

reduce

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

filter + map vs reduce 12345153 (version: 0)

Comparing performance of: flatMap vs reduce

Created: 3 years ago by: Guest

Go to the latest result

flatMap

reduce

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Related benchmarks

Comparing performance of: `flatMap vs reduce`