Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36
Chrome 117
Windows
Desktop
one year ago
Test name Executions per second
jQuery hasClass 1778848.6 Ops/sec
Vanilla JS classList.contains 4393510.0 Ops/sec
HTML Preparation code:
AخA
 
1
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
2
<div id="el" class="test"></div>
Tests:
  • jQuery hasClass

     
    $("#el").hasClass("test");
  • Vanilla JS classList.contains

     
    document.getElementById("el").classList.contains("test");