Run results for: test flatMap vs reduce

Run details:

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

Browser: Firefox Mobile 99

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

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

Script Preparation code:

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

Tests: