HTML Audio/Video DOM canplay Event

HTML audio Tag Reference HTML Audio/Video DOM Reference

Example

Alert that the video is ready to start playing:

var vid = document.getElementById("myVideo");
vid.oncanplay = function() {
    alert("Can start playing video");
};

Try it Yourself »

More "Try it Yourself" examples below.


Definition and Usage

The canplay event occurs when the browser can start playing the specified audio/video (when it has buffered enough to begin).

During the loading process of an audio/video, the following events occur, in this order:

  1. loadstart
  2. durationchange
  3. loadedmetadata
  4. loadeddata
  5. progress
  6. canplay
  7. canplaythrough

Browser Support

The numbers in the table specify the first browser version that fully supports the event.

Event
canplay Yes 9.0 Yes Yes Yes

Syntax

In HTML:

<audio|video oncanplay="myScript">Try it

In JavaScript:

audio|video.oncanplay=function(){myScript};Try it

In JavaScript, using the addEventListener() method:

audio|video.addEventListener("canplay", myScript);Try it

Note: The addEventListener() method is not supported in Internet Explorer 8 and earlier versions.


Technical Details

Supported HTML tags: <audio> and <video>
Supported JavaScript objects: Audio, Video

Examples

More Examples

Example

Alert that the audio is ready to start playing:

var aud = document.getElementById("myAudio");
aud.oncanplay = function() {
    alert("Can start playing audio");
};

Try it yourself »

HTML audio Tag Reference HTML Audio/Video DOM Reference

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