frankiehayward
12/5/2019 - 10:24 PM

elementContains

This snippet checks whether the parent element contains the child.

element_contains.js
content_copyfile_download
const elementContains = (parent, child) => parent !== child && parent.contains(child);

elementContains(document.querySelector('head'), document.querySelector('title')); // true
elementContains(document.querySelector('body'), document.querySelector('body')); // false