Benchmark: setAttribute vs. classList

HTML Preparation code:

<div id="foo"></div>

Tests:

classList add
var element = document.getElementById("foo"); var i = 1000; while (i--) { element.classList.add("bar"); }
classList toggle
var element = document.getElementById("foo"); var i = 1000; while (i--) { element.classList.toggle("bar"); }
setAttribute
var element = document.getElementById("foo"); var i = 1000; while (i--) { element.setAttribute('active', true); }

Rendered benchmark preparation results:

Previous results

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Latest run results:

Run details: (Test run date: 4 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36

Browser/OS: Chrome 78 on Windows

setAttribute vs. classList (version: 0)