Run results for: native find vs lodash _.find

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 13_2_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.3 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 13

Operating system: iOS 13.2.2

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
array find	11718550.0 Ops/sec
_.find	3628664.0 Ops/sec

HTML Preparation code:

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.11/lodash.core.js"></script>

Script Preparation code:

var users = [
  { 'user': 'joey',  'age': 32 },
  { 'user': 'ross',    'age': 41 },
  { 'user': 'chandler', 'age': 39 }
]

Tests:

array find
// Native users.find(function (o) { return o.age < 40; })
_.find
_.find(users, function (o) { return o.age < 40; })

Run results for: native find vs lodash _.find

Compare the new ES6 spread operator with the traditional concat() method

array find

_.find