Run results for: Ramda map vs Array.map vs for loop

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.131 Safari/537.36

Browser: Chrome 74

Operating system: Mac OS X 10.13.6

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
Ramda	1335181.2 Ops/sec
Array (native)	1476285.9 Ops/sec
For loop (native)	381687.7 Ops/sec

HTML Preparation code:

<script src="//cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js"></script>

Script Preparation code:

function double(n) {
	return n*2;
}
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
R.map(double, data);
Array (native)
data.map(double);
For loop (native)
let mappedArray = []; for(let i = 0, len = data.length; i < len; i++){ mappedArray.push(data[i]); }

Run results for: Ramda map vs Array.map vs for loop

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

Ramda

Array (native)

For loop (native)