Run results for: native find vs lodash _.find

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/123.0.6312.52 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 123

Operating system: iOS 17.4

Device Platform: Mobile

Date tested: 2 years ago

array find

11.3M/s

_.find

3.2M/s

View exact numbers

Test name	Executions per second
✓ array find	11,261,043 Ops/sec
_.find	3,167,660 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