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Run results for:
querySelector vs getElementsByClassName
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:135.0) Gecko/20100101 Firefox/135.0
Browser:
Firefox 135
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
querySelector
7878903.0 Ops/sec
getElementsByClassName
12379006.0 Ops/sec
HTML Preparation code:
<div class="test"></div>
Tests:
querySelector
document.querySelector(".test")
getElementsByClassName
document.getElementsByClassName(".test")