Run results for: vanilla vs jquery tests

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36

Browser: Chrome 69

Operating system: Windows

Device Platform: Desktop

Date tested: 5 years ago

HTML Preparation code:

<div class="test-wrapper">
<div class="test"></div>
</div>
<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js'></script>

Tests:

add class - vanilla
document.querySelector(".test").classList.add("test-class");
add class - jquery
$(document).find(".test").addClass("test");
get element by class - vanilla
document.querySelector(".test");
get element by class - jquery
$(document).find(".test");