Run results for: innerHTML vs. removeChild vs. jQuery.html()

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:93.0) Gecko/20100101 Firefox/93.0

Browser: Firefox 93

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
removeChild	40002.0 Ops/sec
innerHTML	61365.7 Ops/sec
jQuery	34782.2 Ops/sec

HTML Preparation code:

<div id='test'>
    <p>Lorem ipsum dolor sit amet</p>
    <p>Lorem ipsum dolor sit amet</p>
    <p>Lorem ipsum dolor sit amet</p>
    <ul>
        <li>Lorem ipsum dolor sit amet</li>
        <li>Lorem ipsum dolor sit amet</li>
        <li>Lorem ipsum dolor sit amet</li>
        <li>Lorem ipsum dolor sit amet</li>
    </ul>
    <p>Lorem ipsum dolor sit amet</p>
    <p>Lorem ipsum dolor sit amet</p>
    <p>Lorem ipsum dolor sit amet</p>
    <div>
        <p>Lorem ipsum dolor sit amet</p>
        <p>Lorem ipsum dolor sit amet</p>
        <p>Lorem ipsum dolor sit amet</p>
    </div>
    <p>Lorem ipsum dolor sit amet</p>
    <p>Lorem ipsum dolor sit amet</p>
    <p>Lorem ipsum dolor sit amet</p>
    <ul>
        <li>Lorem ipsum dolor sit amet</li>
        <li>Lorem ipsum dolor sit amet</li>
        <li>Lorem ipsum dolor sit amet</li>
        <li>Lorem ipsum dolor sit amet</li>
    </ul>
    <p>Lorem ipsum dolor sit amet</p>
    <p>Lorem ipsum dolor sit amet</p>
    <p>Lorem ipsum dolor sit amet</p>
    <div>
        <p>Lorem ipsum dolor sit amet</p>
        <p>Lorem ipsum dolor sit amet</p>
        <p>Lorem ipsum dolor sit amet</p>
    </div>
</div>

<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js'></script>

Script Preparation code:

function removeAllNodeChildren(node) {
    while (node.hasChildNodes()) {
        node.removeChild(node.lastChild);
    }
    return node;
}

function purge(node) {
    if (node.hasChildNodes()) {
        node.innerHTML = '';
    }
    return node;
}

Tests:

removeChild
removeAllNodeChildren(document.getElementById('test').cloneNode(true));
innerHTML
purge(document.getElementById('test').cloneNode(true));
jQuery
$(document.getElementById('test').cloneNode(true)).html('')