Run results for: array indexOf vs includes vs some

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/126.0.6478.153 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 126

Operating system: iOS 17.5

Device Platform: Mobile

Date tested: 2 years ago

IndexOf

26.9M/s

Includes

24.8M/s

some

23.3M/s

View exact numbers

Test name	Executions per second
✓ IndexOf	26,859,644 Ops/sec
Includes	24,756,452 Ops/sec
some	23,327,828 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 array = ['banana', 'sausage', 'jesus']

Tests:

IndexOf
array.indexOf('sausage') !== 1
Includes
array.includes('sausage')
some
array.some(v => v === 'sausage')

Run results for: array indexOf vs includes vs some

performance comparison of ways to find if an array contains a value

IndexOf

Includes

some