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

Run details:

User agent: Mozilla/5.0 (X11; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Chrome OS 14541.0.0

Device Platform: Desktop

Date tested: 2 years ago

Direct access

7.8M/s

querySelector

6.6M/s

View exact numbers

Test name	Executions per second
✓ Direct access	7,791,960 Ops/sec
querySelector	6,609,336 Ops/sec

HTML Preparation code:

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

Tests: