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/135.0.0.0 Safari/537.36

Browser: Chrome 135

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

native toLowerCase on nested

215.1M/s

native toLowerCase

205.8M/s

lodash toLower

194.0M/s

lodash toLower on deep nested

190.6M/s

native toLowerCase on deep nested

187.9M/s

lodash toLower on nested

184.0M/s

View exact numbers

Test name	Executions per second
✓ native toLowerCase on nested	215,120,512 Ops/sec
native toLowerCase	205,828,912 Ops/sec
lodash toLower	194,008,768 Ops/sec
lodash toLower on deep nested	190,565,616 Ops/sec
native toLowerCase on deep nested	187,887,968 Ops/sec
lodash toLower on nested	184,024,928 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