MediaList: toString() Methode
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.
Die toString()
Stringifier Methode der MediaList
Schnittstelle gibt einen String zurück, der die Werte des Objekts darstellt. Der Wert ist eine durch Kommas getrennte Liste von Medienwerten im gleichen Format wie die MediaList.mediaText
Eigenschaft.
Syntax
js
toString()
Parameter
Keine.
Rückgabewert
Ein String.
Beispiele
js
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 (MAX-HEIGHT: 400PX) AND (ORIENTATION: LANDSCAPE))",
);
// erroneously, add the same media query again
mediaList.appendMedium(
"SCREEN AND (MAX-HEIGHT: 400PX) AND (ORIENTATION: LANDSCAPE))",
);
console.log(mediaList.toString());
// "screen and (140px <= width <= 380px), screen and (max-height: 400px) and (orientation: landscape)"
Spezifikationen
Specification |
---|
CSS Object Model (CSSOM) # MediaList-stringification-behavior |
Browser-Kompatibilität
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
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toString |
Legend
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- Full support
- Full support
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.