Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
getElementsByClassName()[0] vs querySelectorAll
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=615057" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:141.0) Gecko/20100101 Firefox/141.0
Browser:
Firefox 141
Operating system:
Windows
Device Platform:
Desktop
Date tested:
10 months ago
Test name
Executions per second
By Class Name
2068744.6 Ops/sec
Query Selector
2096478.6 Ops/sec
HTML Preparation code:
<div class="test"></div>
Tests:
By Class Name
document.getElementsByClassName('test')[0];
Query Selector
document.querySelector('.test');