Run results for: lodash camelCase vs javascript snake to camelcase only using regex

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:125.0) Gecko/20100101 Firefox/125.0

Browser: Firefox 125

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 2 years ago

javascript

4.0M/s

lodash

1.6M/s

View exact numbers

Test name	Executions per second
✓ javascript	4,030,468 Ops/sec
lodash	1,557,121 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/lodash/4.16.0/lodash.min.js"></script>

Script Preparation code:

var snakeToCamelCaseMatcher = /_+(.)/g

var str = 'live_dlick_product_caunt_blias'

Tests:

lodash
_.camelCase(str)
javascript
str.toLowerCase().replace(snakeToCamelCaseMatcher, (_, chr) => chr.toUpperCase())