The matches
read-only property of the MediaQueryListEvent
interface is a Boolean
that returns true
if the document
currently matches the media query list, or false
if not.
Syntax
var matches = MediaQueryListEvent.matches;
Value
A Boolean
; returns true
if the document
currently matches the media query list, false
if not.
Examples
var mql = window.matchMedia('(max-width: 600px)');
function screenTest(e) {
if (e.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 than 600 pixels wide */
para.textContent = 'This is a wide screen — more than 600px wide.';
document.body.style.backgroundColor = 'blue';
}
}
mql.addListener(screenTest);
Specifications
Specification | Status | Comment |
CSS Object Model (CSSOM) View ModuleThe definition of 'matches' in that specification. | Working Draft | Initial definition |
Browser compatibility
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.
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
matches
|
Chrome
Full support Yes |
Edge
Full support ≤79 |
Firefox
Full support 55 |
IE
No support No |
Opera
Full support Yes |
Safari
Full support 14 |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support 55 |
Opera Android
Full support Yes |
Safari iOS
Full support 14 |
Samsung Internet Android
Full support Yes |
Legend
- Full support
- Full support
- No support
- No support
See also
MediaQueryListEvent.matches by Mozilla Contributors is licensed under CC-BY-SA 2.5.