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Run results for:
jQuery vs getElementById vs querySelector
Comparing speed of getting element by id with jQuery vs Vanilla JS with getElementById and querySelector
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<iframe src="https://measurethat.net/Embed?id=532451" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:127.0) Gecko/20100101 Firefox/127.0
Browser:
Firefox 127
Operating system:
Linux
Device Platform:
Desktop
Date tested:
2 years ago
getElementById
11.3M/s
jQuery
8.1M/s
querySelector
4.4M/s
View exact numbers
Test name
Executions per second
✓
getElementById
11,347,369 Ops/sec
jQuery
8,091,178 Ops/sec
querySelector
4,423,476 Ops/sec
HTML Preparation code:
<script src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-3.1.0.min.js"></script> <div id="testElement" class="test class list classes"></div>
Tests:
jQuery
var el = $("#testElement")[0];
getElementById
var el = document.getElementById('testElement');
querySelector
var el = document.querySelector("#testElement");