Run results for: visible vs. hasClass

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.116 Safari/537.36

Browser: Chrome 80

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
javascript visible	89157.9 Ops/sec
javascript hasClass	234887.0 Ops/sec

HTML Preparation code:

<div id="foo" class="validated"></div>				
<div class="spinner">asdf</div>
<div class="to-hide"></div>
<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js'></script>

Tests:

javascript visible
if($('.spinner').is(':visible')) { $('.to-hide').hide(); }
javascript hasClass
if($('#foo').hasClass('validated') ) { $('.to-hide').hide(); }

Run results for: visible vs. hasClass

javascript visible

javascript hasClass