Run results for: lodash flatmap vs Vanilla flatmap

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/127.0.6533.77 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 127

Operating system: iOS 17.5

Device Platform: Mobile

Date tested: 2 years ago

Vanilla js flatmap

10.1M/s

lodash.flatMap

7.2M/s

View exact numbers

Test name	Executions per second
✓ Vanilla js flatmap	10,069,034 Ops/sec
lodash.flatMap	7,240,622 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/lodash/4.16.0/lodash.min.js"></script>

Script Preparation code:

var x = [1,2,3]

Tests:

lodash.flatMap
_.flatMap(x,x => [x-1, x, x+1])
Vanilla js flatmap
x.flatMap(x => [x-1, x, x+1])