Run results for: IndexOf vs Includes vs lodash includes vs Set

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.67 Safari/537.36

Browser: Chrome 101

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
IndexOf	12389377.0 Ops/sec
Includes	12703642.0 Ops/sec
lodash	3325613.0 Ops/sec
Set	12389024.0 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 array = ['banana', 'sausage', 'jesus', 'ENTITY', 'THING', 'SOLID_THING', 'FLUIDO', 'PIEZA', 'PIEZA_ELECTRICA', 'PIEZA_MECANICA', 'CODIGO', 'SISTEMA', 'INDICADOR_DE_ERROR', 'PROP', 'FUNCIONALIDAD'];
var s = new Set(array);

Tests:

IndexOf
array.indexOf('sausage') !== 1
Includes
array.includes('sausage')
lodash
_.includes(array, 'sausage')
Set
s.has('sausage')

Run results for: IndexOf vs Includes vs lodash includes vs Set

Banana

IndexOf

Includes

lodash

Set