Run results for: fwef132

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36

Browser: Chrome 80

Operating system: Mac OS X 10.15.4

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
ramda	61000.0 Ops/sec
lo	63468.4 Ops/sec
lodash fp	14274.6 Ops/sec

HTML Preparation code:

<script src="//cdnjs.cloudflare.com/ajax/libs/ramda/0.27.0/ramda.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.fp.js"></script>

Script Preparation code:

var data = Array(100).fill().map(function(i) {
  return {
    counter: i
  }
});

function isOdd(num) {
  return num % 2 === 1;
}

function square(num) {
  return num * num;
}

function lessThanThreeDigits(num) {
  return num.toString().length < 3;
}

Tests:

ramda
var result = R.pipe( R.map(x => x.counter), R.filter(isOdd), R.map(square), R.filter(lessThanThreeDigits) )(data);
lo
var a = _.pick(data, 'counter') var b = _.filter(a, isOdd) var c = _.map(b, square) var d = _.filter(c, lessThanThreeDigits)
lodash fp
var result = _.flow( _.map(_.pick('counter')), _.filter(isOdd), _.map(square), _.filter(lessThanThreeDigits), )(data);

sdf

ramda

lo

lodash fp