Run results for: Map (Native vs Ramda vs Lodash) new

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36 Edg/94.0.992.31

Browser: Chrome 94

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Ramda	1471442.6 Ops/sec
Array (native)	1567176.8 Ops/sec
Lodash	1765978.6 Ops/sec
Ramda 2	1489851.8 Ops/sec

HTML Preparation code:

<script src="//cdnjs.cloudflare.com/ajax/libs/ramda/0.27.1/ramda.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js"></script>

Script Preparation code:

function double(n) {
	return n*2;
}
var data = [...Array(20)].map((v, idx) => idx);

Tests:

Ramda
R.map(double, data);
Array (native)
data.map(double);
Lodash
_.map(data, double);
Ramda 2
R.map(double, data);

Run results for: Map (Native vs Ramda vs Lodash) new

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

Ramda

Array (native)

Lodash

Ramda 2