HTML Audio/Video DOM Reference
Alert that the duration of the video has changed:
More "Try it Yourself" examples below.
The durationchange event occurs when the duration data of the specified audio/video is changed.
Note: When an audio/video is loaded, the duration will change from "NaN" to the actual duration of the audio/video.
During the loading process of an audio/video, the following events occur, in this order:
The numbers in the table specify the first browser version that fully supports the event.
Event | |||||
---|---|---|---|---|---|
durationchange | Yes | 9.0 | Yes | Yes | Yes |
In HTML:
In JavaScript:
In JavaScript, using the addEventListener() method:
Note: The addEventListener() method is not supported in Internet Explorer 8 and earlier versions.
Supported HTML tags: | <audio> and <video> |
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Supported JavaScript objects: | Audio, Video |
Alert that the duration of the audio has changed: