Run results for: className vs. getAttribute vs. classList 3

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36

Browser: Chrome 123

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

classList

414/s

hasAttribute

414/s

getAtttr

408/s

View exact numbers

HTML Preparation code:

<div id="foo" class="wl" wl='true'></div>

Tests:

hasAttribute
var element = document.getElementById("foo"); var i = 500; while (i--) { console.log(element.hasAttribute('wl')); }
classList
var element = document.getElementById("foo"); var i = 500; while (i--) { console.log(element.classList.contains('wl')); }
getAtttr
var element = document.getElementById("foo"); var i = 500; while (i--) { console.log(element.getAttribute('wl') === 'true'); }