Run results for: Lodash partition vs ES6

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.77 Safari/537.36

Browser: Chrome 91

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
_.partition	4222566.5 Ops/sec
ES6 partition	5761861.5 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var arr = [
  { name: 'john', hasPet: true },
  { name: 'jack', hasPet: false },
  { name: 'jill', hasPet: false },
  { name: 'james', hasPet: true },
  { name: 'jane', hasPet: false },
]

Tests:

_.partition
_.partition(arr);
ES6 partition
const partition = (arr) => { return [ ...arr.filter(el => el.hasPet), ...arr.filter(el => !el.hasPet) ] }; partition(arr);

Run results for: Lodash partition vs ES6

Comparison of using lodash partition against raw ES6

_.partition

ES6 partition