Run results for: getAttribute vs dataset (without explicit loop)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.2 Safari/605.1.15

Browser: Safari 26

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 months ago

Test name	Executions per second
getAttribute	57995912.0 Ops/sec
dataset	16354676.0 Ops/sec

HTML Preparation code:

<div id="foo" data-foo="foo_id"></div>

Tests:

getAttribute
var element = document.getElementById("foo"); var foo = element.getAttribute("data-foo");
dataset
var element = document.getElementById("foo"); var foo = element.dataset.foo;