web api instance method

MediaList: toString() method

The toString() stringifier method of the MediaList interface returns a string representing the object’s values. The value is a comma-separated list of media values in the same format as the mediaText property.

Syntax

toString()

Parameters

None.

Return value

A string.

Examples

const firstStyleSheet = document.styleSheets[0]; // the document's first stylesheet
const mediaList = firstStyleSheet.media; // the mediaList of the stylesheet

// set the `media` text to a media query value
mediaList.mediaText = "SCREEN AND (140PX <= WIDTH <= 380PX)";

// add a second media value
mediaList.appendMedium("SCREEN AND (ORIENTATION: LANDSCAPE))");

// erroneously, add the same media query again
mediaList.appendMedium("SCREEN AND (ORIENTATION: LANDSCAPE))");

console.log(mediaList.toString());
// "screen and (140px <= width <= 380px), screen and (orientation: landscape)"

Specifications

SpecificationsStandards references are available on the canonical MDN page.

Browser compatibility

Browser compatibilityCompatibility data is available on the canonical MDN page.