onloadstart Event
Example
Execute a JavaScript when the video is starting to load:
<video onloadstart="myFunction()">
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More "Try it Yourself" examples below.
Definition and Usage
The onloadstart event occurs when the browser starts looking for the specified audio/video. This is when the loading process starts.
During the loading process of an audio/video, the following events occur, in this order:
Browser Support
The numbers in the table specify the first browser version that fully supports the event.
| Event | |||||
|---|---|---|---|---|---|
| onloadstart | Yes | 9.0 | Yes | Yes | Yes |
Syntax
In JavaScript, using the addEventListener() method:
object.addEventListener("loadstart", 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 the audio is starting to load:
<audio onloadstart="myFunction()">
Try it Yourself »
Event Object
