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Run results for:
jQuery by id vs Document.getElementById
Comparing speed of getting element by id with jQuery vs Vanilla JS
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<iframe src="https://measurethat.net/Embed?id=539174" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 5.1; rv:52.0) Gecko/20100101 Firefox/52.0
Browser:
Firefox 52
Operating system:
Windows XP
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
Vanilla JS
4.7M/s
jQuery
1.6M/s
View exact numbers
Test name
Executions per second
✓
Vanilla JS
4,686,520 Ops/sec
jQuery
1,552,324 Ops/sec
HTML Preparation code:
<script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-3.1.0.min.js"></script> <div id="testElement"></div>
Tests:
jQuery
var el = $("#testElement")[0]; var className = el.className;
Vanilla JS
var el = document.getElementById('testElement'); var className = el.className;