Run results for: Filter-Map: Lodash vs Native

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 12_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/74.0.3729.155 Mobile/15E148 Safari/605.1

Browser: Chrome Mobile iOS 74

Operating system: iOS 12.2

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
Native filter-map	12.4 Ops/sec
Lodash filter-map	19.0 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Script Preparation code:

var data = Array(1000000).fill({ filtering: true, mapping: 42 });

Tests:

Native filter-map
data.filter(({ filtering }) => filtering).map(({ mapping }) => mapping)
Lodash filter-map
_.map(_.filter(data, 'filtering'), 'mapping')

Run results for: Filter-Map: Lodash vs Native

Native filter-map

Lodash filter-map