Run results for: native findIndex vs lodash findIndex

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3.1 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 18

Operating system: iOS 18.3.2

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Native findIndex	158499248.0 Ops/sec
_.findIndex	90545736.0 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 users = [
  { 'user': 'joey',  'age': 28 },
  { 'user': 'ross',    'age': 31 },
  { 'user': 'chandler', 'age': 30 },
  { 'user': 'jessika', 'age': 21 },
  { 'user': 'amanda', 'age': 17 }
]

Tests:

Native findIndex
users.findIndex(u => u.age === 30)
_.findIndex
_.findIndex(users, u => u.age === 30)

Run results for: native findIndex vs lodash findIndex

Compare performance of native [].findIndex and _.findIndex

Native findIndex

_.findIndex