Run results for: jQuery vs Native JS

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:89.0) Gecko/20100101 Firefox/89.0

Browser: Firefox 89

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
jQuery - find ~ cached.	171235.5 Ops/sec
jQuery - find ~ without cache.	132553.2 Ops/sec
native - global	985395.1 Ops/sec
native - cached.	259034560.0 Ops/sec
jQuery - using context.	129764.1 Ops/sec
jQuery - using data attributes.	51917.4 Ops/sec
jQuery init after using native DOM	68684.2 Ops/sec

HTML Preparation code:

<script src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-3.1.0.min.js"></script>
<div id="main-container">
    <ul>
        <li id="element-1" class="elements">
            <div>
                <span data-target="f-page-options-1" class="f-page-options"></span>
            </div>
        </li>
        <li id="element-2" class="elements">
            <div>
                <span data-target="f-page-options-2" class="f-page-options"></span>
            </div>
        </li>
        <li id="element-3" class="elements">
            <div>
                <span data-target="f-page-options-3" class="f-page-options"></span>
            </div>
        </li>
        <li id="element-4" class="elements">
            <div>
                <span data-target="f-page-options-4" class="f-page-options"></span>
            </div>
        </li>
        <li id="element-5" class="elements">
            <div>
                <span data-target="f-page-options-5" class="f-page-options"></span>
            </div>
        </li>
        <li id="element-6" class="elements">
            <div>
                <span data-target="f-page-options-6" class="f-page-options"></span>
            </div>
        </li>
    </ul>
</div>

Script Preparation code:

var mainContainer = document.getElementById('main-container');
var $mainContainer = $('#main-container');

Tests:

jQuery - find ~ cached.
$mainContainer.find('.f-page-options')
jQuery - find ~ without cache.
$('.f-page-options')
native - global
document.getElementsByClassName('f-page-options')
native - cached.
mainContainer.getElementsByClassName('f-page-options')
jQuery - using context.
$('.f-page-options', $mainContainer)
jQuery - using data attributes.
$('span[data-target="f-page-options-1"]')
jQuery init after using native DOM
var el = document.getElementsByClassName('f-page-options'); $(el)

Run results for: jQuery vs Native JS

Just checking jquery vs native js execution times

jQuery - find ~ cached.

jQuery - find ~ without cache.

native - global

native - cached.

jQuery - using context.

jQuery - using data attributes.

jQuery init after using native DOM