Run results for: queryselector test small dom tree

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.0.0 Safari/537.36 OPR/99.0.0.0

Browser: Opera 99

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

HTML Preparation code:

<div class="parent" id="test"><div class="target"></div></div>

Tests:

Node.children + Array.from()
const parent = document.querySelector('.parent'); Array.from(parent.children).some(element => element.classList.contains('target'));
Node.children + Object.keys()
const parent = document.querySelector('.parent'); Object.keys(parent.children).some(key => parent.children[key].classList.contains('target'));
querySelector
const parent = document.querySelector('.parent'); !!parent.querySelector('.parent > .target');