MediaList: appendMedium() method

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.

The appendMedium() method of the MediaList interface adds a media query to the list. If the media query is already in the collection, this method does nothing.

Syntax

js
appendMedium(medium)

Parameters

medium

A string containing the media query to add.

Return value

None (undefined).

Examples

The following adds the media query print into the MediaList associated with the first stylesheet applied to the current document.

js
const stylesheet = document.styleSheets[0];
stylesheet.media.appendMedium("print");

Specifications

Specification
CSS Object Model (CSSOM)
# dom-medialist-appendmedium

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
appendMedium

Legend

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Full support
Full support