Document: childElementCount property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨April 2018⁩.

The Document.childElementCount read-only property returns the number of child elements of the document.

To get the number of children of a specific element, see Element.childElementCount.

Value

A number.

document.children;
// HTMLCollection, usually containing an <html> element, the document's only child
document.childElementCount;
// 1

Specification
DOM # dom-parentnode-childelementcount

This page was last modified on ⁨Apr 7, 2023⁩ by MDN contributors.