Benchmark: innerHTML vs. removeChild vs. jQuery.html() vs. replaceChildren

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('')
replaceChildren
document.getElementById('test').cloneNode(true).replaceChildren();

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
removeChild
innerHTML
jQuery
replaceChildren

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: 4 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser/OS: Chrome 120 on Windows

View result in a separate tab

Test name	Executions per second
removeChild	13232.0 Ops/sec
innerHTML	20030.9 Ops/sec
jQuery	14821.2 Ops/sec
replaceChildren	13927.2 Ops/sec

innerHTML vs. removeChild vs. jQuery.html() vs. replaceChildren (version: 0)

Comparing performance of: removeChild vs innerHTML vs jQuery vs replaceChildren

Created: 2 years ago by: Guest

Jump to the latest result

removeChild

innerHTML

jQuery

replaceChildren

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A