Run results for: DataAttribute vs Class Selector on body

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Browser: Chrome 121

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Class

3.0M/s

data attribute

2.6M/s

View exact numbers

Test name	Executions per second
✓ Class	2,967,008 Ops/sec
data attribute	2,582,078 Ops/sec

HTML Preparation code:

<body class="hello" data-hello>Hello</div>

Tests: