thewindsword
3/22/2019 - 2:58 AM

DifferenceAboutDOM

index.js
content_copyfile_download
// parentElement is new to firefox 9 and DOM4.

document.body.parentNode; // the <html> element
document.body.parentElement; // the <html> element

document.documentElement.parentNode; // the document node
document.documentElement.parentElement; // null

(document.documentElement.parentNode === document);  // true
(document.documentElement.parentElement === document);  // false