Run results for: vanilla vs jquery test 2

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36

Browser: Chrome 69

Operating system: Linux

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
Get element by class - Vanilla	3899621.0 Ops/sec
Get element by class - JQuery	607125.4 Ops/sec
Add class - Vanilla	1278137.0 Ops/sec
Add class - JQuery	260416.2 Ops/sec
Remove class - Vanilla	1386691.0 Ops/sec
Remove class - JQuery	285504.5 Ops/sec

HTML Preparation code:

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

Tests:

Get element by class - Vanilla
document.querySelector(".test");
Get element by class - JQuery
$(document).find(".test");
Add class - Vanilla
document.querySelector(".test").classList.add("test-add");
Add class - JQuery
$(document).find(".test").addClass("test-add");
Remove class - Vanilla
document.querySelector(".test").classList.remove("test-class");
Remove class - JQuery
$(document).find(".test").removeClass("test-class");

Run results for: vanilla vs jquery test 2

Get element by class - Vanilla

Get element by class - JQuery

Add class - Vanilla

Add class - JQuery

Remove class - Vanilla

Remove class - JQuery