Run results for: document.body vs document.querySelector on element

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:127.0) Gecko/20100101 Firefox/127.0

Browser: Firefox 127

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Direct access

3.7M/s

querySelector

3.7M/s

View exact numbers

Test name	Executions per second
✓ Direct access	3,666,859 Ops/sec
querySelector	3,656,788 Ops/sec

HTML Preparation code:

<!DOCTYPE html>
<html lang="ru">
<head>
</head>
<body>
  <div id="foo"></div>
</body>
</html>

Tests: