Run results for: jQuery hasClass vs jQuery is

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:122.0) Gecko/20100101 Firefox/122.0

Browser: Firefox 122

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

jQuery hasClass

2.8M/s

jQuery is

2.3M/s

View exact numbers

Test name	Executions per second
✓ jQuery hasClass	2,816,198 Ops/sec
jQuery is	2,324,136 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: