Run results for: lodash camelCase vs javascript regex with predefined regex

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:127.0) Gecko/20100101 Firefox/127.0

Browser: Firefox 127

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
lodash	742097.5 Ops/sec
javascript	1800055.9 Ops/sec

HTML Preparation code:

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

Script Preparation code:

var toCamelCaseMatcher = /[^a-zA-Z0-9]+(.)/g

var str = 'live_dlick_product_caunt_blias'

Tests:

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