Run results for: dataset vs setAttribute

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Browser: Chrome 130

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

setAttribute

3K/s

dataset

2K/s

View exact numbers

Test name	Executions per second
✓ setAttribute	3,355 Ops/sec
dataset	2,061 Ops/sec

HTML Preparation code:


<div id='set' data-open="0"></div>

Tests:

dataset
const elem = document.getElementById("set"); var i = 1000; while (i--) { elem.dataset.open = "1"; }
setAttribute
const elem = document.getElementById("set"); var i = 1000; while (i--) { elem.setAttribute('data-open', '1') }