Element: 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 July 2015.

The Element.childElementCount read-only property returns the number of child elements of this element.

Examples

let sidebar = document.getElementById("sidebar");
if (sidebar.childElementCount > 0) {
  // Do something
}

Specification
DOM # dom-parentnode-childelementcount

	desktop					mobile
	Chrome	Edge	Firefox	Opera	Safari	Chrome Android	Firefox for Android	Opera Android	Safari on iOS	Samsung Internet	WebView Android	WebView on iOS
`childElementCount`	Chrome – Full support Chrome 2 (Release date: 2009-05-21) footnote Full support	Edge – Full support Edge 12 (Release date: 2015-07-29) footnote Full support	Firefox – Full support Firefox 3.5 (Release date: 2009-06-30) footnote Full support	Opera – Full support Opera 10 (Release date: 2009-09-01) footnote Full support	Safari – Full support Safari 4 (Release date: 2009-06-08) footnote Full support	Chrome Android – Full support Chrome Android 18 (Release date: 2012-06-27) footnote Full support	Firefox for Android – Full support Firefox for Android 4 (Release date: 2011-03-29) footnote Full support	Opera Android – Full support Opera Android 10.1 (Release date: 2010-11-09) footnote Full support	Safari on iOS – Full support Safari on iOS 3 (Release date: 2009-06-17) footnote Full support	Samsung Internet – Full support Samsung Internet 1 (Release date: 2013-04-27) footnote Full support	WebView Android – Full support WebView Android 4.4 (Release date: 2013-12-09) footnote Full support	WebView on iOS – Full support WebView on iOS 3 (Release date: 2009-06-17) footnote Full support

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