Run results for: add class methods

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.122 Safari/537.36

Browser: Chrome 81

Operating system: Linux

Device Platform: Desktop

Date tested: 4 years ago

HTML Preparation code:

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

Tests:

setAttribute
var element = document.getElementById("foo"); var i = 1000; while (i--) { element.setAttribute("class", "bar1 bar2"); }
classList
var element = document.getElementById("foo"); var i = 1000; while (i--) { element.classList.add("bar1"); element.classList.add("bar2"); }
className
var element = document.getElementById("foo"); var i = 1000; while (i--) { element.className = "bar1 bar2"; }