Run results for: Lodash FP vs Lodash vs Ramda vs Native 2020-12-16

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36

Browser: Chrome 87

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Ramda (NO Curry)	579.9 Ops/sec
Ramda (Curry)	597.2 Ops/sec
JavaScript	1357.3 Ops/sec
Lodash	111115.2 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/ramda/0.27.1/ramda.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.20/lodash.min.js"></script>

Script Preparation code:

var data = _.range(10000).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;
}

var MyObject = {
  description: 'Creates a deep copy of source, which should be an object or an array.',
  myNumber: 123456789,
  myBoolean: true,
  jayson: {
    stringify: 'JSON.stringify() method converts a JavaScript value to a JSON string....',
    parse: 'JSON.parse() method parses a JSON string...'
  },
  array: [
    {
      stringify: 'one string....',
      parse: 'two string...'
    },
    {
      stringify: 'three string....',
      parse: 'four string...'
    },
    {
      stringify: 'five string....',
      parse: 'six string...'
    },
  ]
};

var myCopy = null;

var arr = new Array(Number.MAX_SAVE_INTEGER).fill(null);

var numbers = [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];
var isOddTwo = n => n % 2 === 1;

Tests:

Ramda (NO Curry)
var result = R.filter( lessThanThreeDigits, R.map( square, R.filter( isOdd, R.pluck('counter', data), ), ), ); myCopy = R.clone(MyObject); R.map(x => x * 10, arr); R.pipe(R.map(R.inc), R.filter(isOddTwo), R.take(5), R.last);
Ramda (Curry)
var result = R.pipe( R.pluck('counter'), R.filter(isOdd), R.map(square), R.filter(lessThanThreeDigits) )(data);
JavaScript
var result = data .map(x => x.counter) .filter(isOdd) .map(square) .filter(lessThanThreeDigits) ; myCopy = JSON.parse(JSON.stringify(MyObject)); arr.map(x => x * 10);
Lodash
var result = _.chain(data) .pick('counter') .filter(isOdd) .map(square) .filter(lessThanThreeDigits) .value(); myCopy = _.cloneDeep(MyObject); _.map(arr, x => x * 10); _.flow(_.map(x => x + 1), _.filter(isOdd), _.take(5), _.last);

Run results for: Lodash FP vs Lodash vs Ramda vs Native 2020-12-16

Tests libraries lodash, ramda and native array functions on a sequence of map, filter, map filter operations.

Ramda (NO Curry)

Ramda (Curry)

JavaScript

Lodash