Run results for: querySelectorAll vs getElementsByTagName iteration with for

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:145.0) Gecko/20100101 Firefox/145.0

Browser: Firefox 145

Operating system: Windows

Device Platform: Desktop

Date tested: 7 months ago

Test name	Executions per second
querySelectorAll	1006354.7 Ops/sec
getElementsByTagName	1866385.1 Ops/sec

HTML Preparation code:

<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>

Tests:

querySelectorAll
const allDivs = Array.from(document.querySelectorAll('div')); for (const div of allDivs){}
getElementsByTagName
const allDivs = document.getElementsByTagName('div'); for (const div of allDivs){}