Run results for: querySelectorAll vs getElementsByTagName iteration 222

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Browser: Chrome 126

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

getElementsByTagName

1.0M/s

querySelectorAll

790K/s

View exact numbers

Test name	Executions per second
✓ getElementsByTagName	1,004,439 Ops/sec
querySelectorAll	790,321 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 = document.querySelectorAll('div'); for(const d of allDivs){}
getElementsByTagName
const allDivs = document.getElementsByTagName('div'); for(const d of allDivs){}