Run results for: lodash omit vs vanilla using Object.fromEntries

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36

Browser: Chrome 119

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Lodash omit	529391.4 Ops/sec
Object.fromEntries	891477.7 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.11/lodash.js"></script>

Script Preparation code:

var black = 'black'
var green = 'green'
var orange = 'orange'
var red = 'red'
var darkRed = 'darkRed'
var blue = 'blue'
var lightBlue = 'lightBlue'
var navy = 'navy'

var basePalette = {
  black,
  green,
  orange,
  red,
  darkRed,
  blue,
  lightBlue,
  navy
}

Tests:

Lodash omit
_.omit(basePalette, ['orange','red', 'darkRed'])
Object.fromEntries
function exclude(original, ...keysToOmit) { const newEntries = Object.entries(original).filter(([key]) => !keysToOmit.includes(key)) return Object.fromEntries(newEntries) } exclude(basePalette, 'orange', 'red', 'darkRed')

Run results for: lodash omit vs vanilla using Object.fromEntries

Lodash omit

Object.fromEntries