Run results for: Map (Native vs Ramda vs Lodash vs Immutable) with lambda function

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.79 Safari/537.36

Browser: Chrome 79

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Ramda.map	1401310.8 Ops/sec
Array.prototype.map	3053148.8 Ops/sec
lodash.map	1347605.1 Ops/sec
Immutable.map	224082.9 Ops/sec

HTML Preparation code:

<script src="//cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js"></script>
<script type='text/javascript' src='https://cdnjs.cloudflare.com/ajax/libs/immutable/3.8.2/immutable.min.js'></script>

Script Preparation code:

var data = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30];

Tests:

Ramda.map
R.map((n) => n*n, data);
Array.prototype.map
data.map((n) => n*n);
lodash.map
_.map(data, (n) => n*n);
Immutable.map
Immutable.fromJS(data).map((n) => n*n)

Run results for: Map (Native vs Ramda vs Lodash vs Immutable) with lambda function

measures the speed of ramda's map vs Array's native map vs lodash map vs Immutable map

Ramda.map

Array.prototype.map

lodash.map

Immutable.map