Run results for: flatMap vs reduce

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3 Safari/605.1.15

Browser: Safari 18

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

flatMap

5K/s

reduce with concat

3/s

View exact numbers

Test name	Executions per second
✓ flatMap	4,887 Ops/sec
reduce with concat	3 Ops/sec

Script Preparation code:

var arr = Array(10_000).fill(0)

Tests: