Run results for: lodash vs native tolower on nestedobject

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36

Browser: Chrome 123

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

native toLowerCase

17.4M/s

native toLowerCase on deep nested

17.2M/s

native toLowerCase on nested

17.2M/s

lodash toLower

6.5M/s

lodash toLower on nested

6.5M/s

lodash toLower on deep nested

6.4M/s

View exact numbers

Test name	Executions per second
✓ native toLowerCase	17,382,330 Ops/sec
native toLowerCase on deep nested	17,246,404 Ops/sec
native toLowerCase on nested	17,201,476 Ops/sec
lodash toLower	6,528,394 Ops/sec
lodash toLower on nested	6,469,026 Ops/sec
lodash toLower on deep nested	6,444,132 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