Run results for: getAttribute vs dataset (for loop 1K)

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36 OPR/119.0.0.0

Browser: Opera 119

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

getAttribute

25K/s

dataset

13K/s

View exact numbers

Test name	Executions per second
✓ getAttribute	24,924 Ops/sec
dataset	12,983 Ops/sec

HTML Preparation code:

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

Script Preparation code:

const element = document.getElementById("foo");

Tests:

getAttribute
let value; for (let i = 0; i < 1000; ++i) { value = element.getAttribute("data-foo"); }
dataset
let value; for (let i = 0; i < 1000; ++i) { value = element.dataset.foo; }