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CSSStyleDeclaration JS Conversion


ondurationchange Event

Example

Execute a JavaScript when the duration of a video has changed:

<video ondurationchange="myFunction()">
Try it Yourself »

More examples below.


Definition and Usage

The ondurationchange event occurs when the duration of a media is changed.

(When an audio or video is loaded, the duration will change from "NaN" to an actual duration).

Audio and Video Events

While loading a media, 7 events occur in the following order:

EventOccurs WhenBubbles
onloadstart The loading of a media starts No
ondurationchange The duration of a media is changed No
onloadedmetadata The meta data for a media has been loaded No
onloadeddata A media frame is loaded No
onprogress The browser is loading a media No
oncanplay An element's scrollbar is being scrolled No
oncanplaythrough The browser estimates it can play a media No

Other events that can occur in the media loading process:

EventOccurs WhenBubbles
onabortThe loading of a media is abortedNo
onemptiedA media is empty (already loaded)No
onerrorAn error occurs while loading a mediaNo
onstalledMedia data is not availableNo
onsuspendThe browser is not getting the media dataNo

See Also:

The <audio> Object
The <video> Object



Syntax

In HTML:

<element ondurationchange="myScript">
Try it Yourself »

In JavaScript:

object.ondurationchange = function(){myScript};
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In JavaScript, using the addEventListener() method:

object.addEventListener("durationchange", myScript);
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Technical Details

Bubbles: No
Cancelable: No
Event type: Event
Supported HTML tags: <audio> and <video>
DOM Version: Level 3 Events

More Examples

Example

Execute a JavaScript when the audio is starting to load:

<audio ondurationchange="myFunction()">
Try it Yourself »

Browser Support

ondurationchange is a DOM Level 3 (2004) feature.

It is fully supported in all browsers:

Chrome Edge Firefox Safari Opera IE
Yes Yes Yes Yes Yes 9-11