StyleSheet.media specifies the intended destination media for style information. It is a read-only array-like MediaList object and can be removed with deleteMedium() and added with appendMedium().
<!doctype html>
<html>
<head>
<link rel="stylesheet" href="document.css" type="text/css" media="screen" />
<style rel="stylesheet" type="text/css" media="screen, print">
body { background-color: snow; }
</style>
</head>
<body>
<script>
for (var iSheetIndex = 0; iSheetIndex < document.styleSheets.length; iSheetIndex++)
{
console.log('document.styleSheets[' + String(iSheetIndex) + '].media: ' +
JSON.stringify(document.styleSheets[iSheetIndex].media));
if (iSheetIndex === 0)
document.styleSheets[iSheetIndex].media.appendMedium('handheld');
if (iSheetIndex === 1)
document.styleSheets[iSheetIndex].media.deleteMedium('print');
console.log('document.styleSheets[' + String(iSheetIndex) + '].media: ' +
JSON.stringify(document.styleSheets[iSheetIndex].media));
}
/*
will log:
document.styleSheets[0].media: {"0":"screen"}
document.styleSheets[0].media: {"0":"screen","1":"handheld"}
document.styleSheets[1].media: {"0":"screen","1":"print"}
document.styleSheets[1].media: {"0":"screen"}
*/
</script>
</body>
</html>
DOM Level 2 Styles - STYLESHEET
W3C: Document Object Model Style Sheets - MediaList
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | 1 | ? | Yes | ? | Yes | ? |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | Yes | Yes | ? | Yes | Yes | ? | ? |
© 2005–2018 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/StyleSheet/media