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

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Browser: Firefox 130

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

querySelector

7.9M/s

Direct access

7.1M/s

View exact numbers

Test name	Executions per second
✓ querySelector	7,907,424 Ops/sec
Direct access	7,066,410 Ops/sec

HTML Preparation code:

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

Tests: