Run results for: matches vs. closest vs. classList

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:120.0) Gecko/20100101 Firefox/120.0

Browser: Firefox 120

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 2 years ago

classList

1.4M/s

closest

24K/s

matches

23K/s

View exact numbers

HTML Preparation code:

<div class="foo"></div>

Tests:

matches
var element = document.querySelector(".foo"); var i = 1000; while (i--) { element.matches(".foo"); }
closest
var element = document.querySelector(".foo"); var i = 1000; while (i--) { element.closest(".foo"); }
classList
var element = document.querySelector(".foo"); var i = 1000; while (i--) { element.classList.contains("foo"); }