Run results for: querySelector(), id vs class

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.82 Safari/537.36

Browser: Chrome 93

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
id	1188991.5 Ops/sec
class	1723476.0 Ops/sec

HTML Preparation code:

<section>
  <div>
    <p id="idName" class="className"></p>
  </div>
</section>

Tests: