Run results for: flatMap vs reduce

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; YAL-L21) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.62 Mobile Safari/537.36

Browser: Chrome Mobile 93

Operating system: Android

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
reduce with concat	4.4 Ops/sec
flatMap	149.8 Ops/sec

Script Preparation code:

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

Tests: