ShadowRoot: fullscreenElement property

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

The fullscreenElement read-only property of the ShadowRoot interface returns the element within the shadow tree that is currently displayed in full screen.

Value

The Element which is currently is displayed in full screen mode, or null if there is no full screen element.

Examples

js
let customElem = document.querySelector("my-shadow-dom-element");
let shadow = customElem.shadowRoot;
let fullscreenElem = shadow.fullscreenElement;

Specifications

Specification
Fullscreen API
# ref-for-dom-document-fullscreenelement②

Browser compatibility

desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
fullscreenElement

See also