Run results for: native find vs lodash _.find

Run details:

User agent: Mozilla/5.0 (Linux; Android 9; POCOPHONE F1 Build/PKQ1.180729.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/76.0.3809.132 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/237.0.0.44.120;]

Browser: Chrome Mobile 76

Operating system: Android

Device Platform: Mobile

Date tested: 5 years ago

Test name	Executions per second
array find	5499664.0 Ops/sec
_.find	1582521.2 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>

AخA
 
<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 }
]

​x
 
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; })
// Native
users.find(function (o) { return o.age < 40; })

_.find

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

 
_.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