Run results for: window.getComputedStyle vs getAttribute

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36

Browser: Chrome 140

Operating system: Windows

Device Platform: Desktop

Date tested: 7 months ago

Test name	Executions per second
getComputedStyle	457.6 Ops/sec
getAttribute	3229.2 Ops/sec

HTML Preparation code:

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

Tests:

getComputedStyle
var i = 3000; while (i--) { chekele('foo'); } function chekele(element) { return window.getComputedStyle(document.getElementById(element), null).getPropertyValue("display").indexOf('none') === -1; }
getAttribute
var i = 3000; while (i--) { chekele('foo'); } function chekele(element) { return document.getElementById(element).getAttribute('data-attr'); }