Run results for: lodash vs native tolower on nestedobject

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 Edg/119.0.0.0

Browser: Chrome 119

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

native toLowerCase on deep nested

13.1M/s

native toLowerCase on nested

12.9M/s

native toLowerCase

12.9M/s

lodash toLower

4.5M/s

lodash toLower on deep nested

4.4M/s

lodash toLower on nested

4.3M/s

View exact numbers

Test name	Executions per second
✓ native toLowerCase on deep nested	13,053,968 Ops/sec
native toLowerCase on nested	12,926,586 Ops/sec
native toLowerCase	12,871,144 Ops/sec
lodash toLower	4,525,456 Ops/sec
lodash toLower on deep nested	4,415,578 Ops/sec
lodash toLower on nested	4,295,787 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.min.js'></script>

Script Preparation code:

var testString = 'lkjskljdlskjdlsdjslkdjsljdlksjd'
var testObject = {nestedString: 'lkjskljdlskjdlsdjslkdjsljdlksjd', deepNest:{string: 'lkjskljdlskjdlsdjslkdjsljdlksjd'}}

Tests:

lodash toLower
_.toLower(testString)
native toLowerCase
testString.toLowerCase()
lodash toLower on nested
_.toLower(testObject.nestedString)
native toLowerCase on nested
testObject?.nestedString
lodash toLower on deep nested
_.toLower(testObject.deepNest.string)
native toLowerCase on deep nested
testObject?.deepNest?.string