oncanplaythrough Event

Example

Call a function when a video can be played all the way through, without stopping:

<video oncanplaythrough="myFunction()">
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More examples below.


Description

The oncanplaythrough event occurs when the browser estimates it can play through a media without having to stop for buffering.

Audio and Video Events

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

EventOccurs When
onloadstartThe loading of a media starts
ondurationchangeThe duration of a media is changed
onloadedmetadataThe meta data for a media has been loaded
onloadeddataA media frame is loaded
onprogressThe browser is loading a media
oncanplayAn element's scrollbar is being scrolled
oncanplaythroughThe browser estimates it can play a media
onplayA media starts to play
onplayingA media starts or resumes
ontimeupdateThe indicated time is changed
onendedA media has reached the end

Events that can occur while a media is loading or playing:

EventOccurs When
onabortThe loading of a media is aborted
onemptiedA media is empty (already loaded)
onerrorAn error occurs while loading a media
onpauseA media is paused
onratechangeThe playback rate is changed
onseekedA user has seeked a new media position
onseekingA user start seeking a new media position
onstalledMedia data is not available
onsuspendThe browser is not getting the media data
onvolumechangeThe volume of a media is changed
onwaitingA media is waiting for the next frame

See Also:

The <audio> Object
The <video> Object


Syntax

In HTML:

<element oncanplaythrough="myScript">
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In JavaScript:

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

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

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

More Examples

Example

Call a function when an audio can be played all the way through, without stopping:

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

Browser Support

oncanplaythrough is a DOM Level 3 (2004) feature.

It is fully supported in all modern browsers:

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


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