Run results for: Flat vs Reduce

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36 Edg/139.0.0.0

Browser: Chrome 139

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Reduce

28.7M/s

Flat

14.0M/s

View exact numbers

Test name	Executions per second
✓ Reduce	28,717,228 Ops/sec
Flat	13,987,005 Ops/sec

Tests:

Reduce
const a = [[1,2,3],[1,2,3]] a.reduce((acc, curr) => { acc.push(...curr) return acc },[])
Flat
const a = [[1,2,3],[1,2,3]] a.flat()