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onloadedmetadata Event

❮ Event Object

Example

Execute a JavaScript when meta data for a video is loaded:

<video onloadedmetadata="myFunction()">
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More "Try it Yourself" examples below.


Definition and Usage

The onloadedmetadata event occurs when meta data for the specified audio/video has been loaded.

Meta data for audio/video consists of: duration, dimensions (video only) and text tracks.

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

  1. onloadstart
  2. ondurationchange
  3. onloadedmetadata
  4. onloadeddata
  5. onprogress
  6. oncanplay
  7. oncanplaythrough

Browser Support

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

Event
onloadedmetadata Yes 9.0 Yes Yes Yes


Syntax

In HTML:

<element onloadedmetadata="myScript">
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In JavaScript:

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

object.addEventListener("loadedmetadata", myScript);
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Note: The addEventListener() method is not supported in Internet Explorer 8 and earlier versions.


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 meta data for an audio is loaded:

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

❮ Event Object