Benchmark: test flatMap vs reduce

Script Preparation code:

var arr = Array(10_000).fill(0)
var itemGenerator = (x) => [x, x]

Tests:

Rendered benchmark preparation results:

Previous results

Test case name	Result
reduce
flatMap

ⓘ Get performance results from real users on your website with Request Metrics.

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Android 11; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0

Browser/OS: Firefox Mobile 99 on Android

Test name	Executions per second
reduce	0.4 Ops/sec
flatMap	789.7 Ops/sec

test flatMap vs reduce (version: 0)