Run results for: jQuery hasClass vs jQuery classList.contains

Run details:

User agent: Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.104 Safari/537.36

Browser: Chrome 88

Operating system: Windows 8

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
jQuery hasClass	328720.8 Ops/sec
jQuery classList.contains	538112.2 Ops/sec

HTML Preparation code:

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<div id="el" class="test"></div>

Tests: