HTMLIFrameElement: allowFullscreen property

Limited availability

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

The allowFullscreen property of the HTMLIFrameElement interface is a boolean value that reflects the allowfullscreen attribute of the <iframe> element, indicating whether to allow the iframe's contents to use requestFullscreen().

Note: This property is considered a legacy property. Use allow="fullscreen" and HTMLIFrameElement.allow instead.

Value

A boolean value.

Examples

html
<iframe id="el" allowfullscreen></iframe>
js
const el = document.getElementById("el");
console.log(el.allowFullscreen); // Output: true

Specifications

Specification
HTML Standard
# dom-iframe-allowfullscreen

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
allowFullscreen

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support
Partial support
Partial support
Uses a non-standard name.
Has more compatibility info.

See also