Run results for: lodash vs own capitalize function

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.116 Safari/537.36

Browser: Chrome 89

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
lodash capitalize	3044852.5 Ops/sec
my own capalize	3995697.5 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

function capitalizeFirstLetter(string) {
  return string.charAt(0).toUpperCase() + string.slice(1).toLowerCase();
}

Tests:

lodash capitalize
const text = "SoMe TeXt To CaPiTaLiZe"; _.capitalize(text)
my own capalize
const text = "SoMe TeXt To CaPiTaLiZe"; capitalizeFirstLetter(text)