JavaScript Media onvolumechange Event
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JavaScript Media onvolumechange Event
The onvolumechange event occurs each time the volume of a video/audio has been changed.
onvolumechange Event as Attribute
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p>Try to play and change the volume of this video</p>
<video onvolumechange="myFunction()" controls>
<source src="/reindeer.mp4" type="video/mp4">
</video>
<script>
function myFunction() {
alert("volume is changed");
}
</script>
</body>
</html>
Syntax
As Attribute
<element onvolumechange = "JavaScript">
As Property
object.onvolumechange = function(){
// code
};
Using Event Listener
object.addEventListener("volumechange" , myScript);
onvolumechange Event as Property
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p>Try to play and change the volume of this video</p>
<video controls>
<source src="/reindeer.mp4" type="video/mp4">
</video>
<script>
var x = document.getElementsByTagName("video")[0];
function myFunction() {
alert("volume is changed");
}
x.onvolumechange = myFunction;
</script>
</body>
</html>
Using addEventListener() Method
Note: The addEventListener() method is not supported in Internet Explorer 8 and below.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p>Try to play and change the volume of this video</p>
<video controls>
<source src="/reindeer.mp4" type="video/mp4">
</video>
<script>
var x = document.getElementsByTagName("video")[0];
function myFunction() {
alert("volume is changed");
}
x.addEventListener("volumechange", myFunction);
</script>
</body>
</html>
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