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Run results for:
jQuery by className vs Document.getElementsByClassName
Comparing speed of getting element by class name with jQuery vs Vanilla JS
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<iframe src="https://measurethat.net/Embed?id=531490" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:127.0) Gecko/20100101 Firefox/127.0
Browser:
Firefox 127
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
Vanilla JS
1.4M/s
jQuery
707K/s
View exact numbers
Test name
Executions per second
✓
Vanilla JS
1,405,225 Ops/sec
jQuery
706,904 Ops/sec
HTML Preparation code:
<script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-3.1.0.min.js"></script> <div class="testElement"></div>
Tests:
jQuery
var el = $(".testElement")[0]; var className = el.className;
Vanilla JS
var el = document.getElementsByClassName('testElement'); var className = el.className;