Run results for: Filter-Map: Lodash vs Native

Run details:

User agent: Mozilla/5.0 (X11; Fedora; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36

Browser: Chrome 78

Operating system: Fedora

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
Native filter-map	8.1 Ops/sec
Lodash filter-map	5.4 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')