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Run results for:
querySelector(nth-of-child) vs querySelectorAll and index array
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=588646" width="100%" height="500px"></iframe>
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
document.querySelector(nth)
2552174.2 Ops/sec
document.querySelectorAll
1726457.4 Ops/sec
HTML Preparation code:
<div id="base"> <div class="test"></div> <div class="test"></div> <div class="test"></div> <div class="test"></div> <div class="test"></div> <div class="test"></div> <div class="test"></div> <div class="test"></div> <div class="test"></div> <div class="test"></div> </div>
Tests:
document.querySelector(nth)
document.querySelector("div#base > div:nth-of-type(5)")
document.querySelectorAll
document.querySelectorAll('div#base > div.test')[4]