Document: lastElementChild property
The Document.lastElementChild read-only property
returns the document's last child Element, or null if there
are no child elements.
For HTML documents, this is usually the only child, the root <html> element.
See Element.lastElementChild for the last child element of specific elements within a document.
Value
The root <html> element.
Examples
js
document.lastElementChild;
// returns the root <html> element, the only child of the document