MediaQueryListEvent: matches Eigenschaft
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Die schreibgeschützte Eigenschaft matches
des
MediaQueryListEvent
Interfaces ist ein boolescher Wert, der
true
ist, wenn das document
derzeit mit der Media Query-Liste übereinstimmt,
oder false
, wenn nicht.
Wert
Ein boolescher Wert; gibt true
zurück, wenn das document
derzeit mit der Media Query-Liste übereinstimmt, false
, wenn nicht.
Beispiele
js
const para = document.querySelector("p"); // This is the UI element where to display the text
const mql = window.matchMedia("(max-width: 600px)");
mql.addEventListener("change", (event) => {
if (event.matches) {
// The viewport is 600 pixels wide or less
para.textContent = "This is a narrow screen — less than 600px wide.";
document.body.style.backgroundColor = "red";
} else {
// The viewport is more than 600 pixels wide
para.textContent = "This is a wide screen — more than 600px wide.";
document.body.style.backgroundColor = "blue";
}
});
Spezifikationen
Specification |
---|
CSSOM View Module # dom-mediaquerylistevent-matches |
Browser-Kompatibilität
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
matches |
Legend
Tip: you can click/tap on a cell for more information.
- 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.