MediaQueryListEvent: media Eigenschaft
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2020.
Die schreibgeschützte Eigenschaft media des
MediaQueryListEvent-Interfaces ist ein String, der eine serialisierte Media Query darstellt.
Wert
Ein String, der eine serialisierte Media Query darstellt.
Beispiele
js
const para = document.querySelector("p"); // This is the UI element where to display the text
const mql = window.matchMedia("(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";
}
console.log(event.media);
});
Spezifikationen
| Specification |
|---|
| CSSOM View Module # dom-mediaquerylistevent-media |
Browser-Kompatibilität
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