Example
Author thinks that the video should NOT be loaded when the page loads:
<video controls preload="none">
<source src="movie.mp4" type="video/mp4">
<source src="movie.ogg" type="video/ogg">
Your browser does not support the video tag.
</video>
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Definition and Usage
The preload attribute specifies if and how the author thinks that the video should be loaded when the page loads.
The preload attribute allows the author to provide a hint to the browser about what he/she thinks will lead to the best user experience. This attribute may be ignored in some instances.
Note: The preload attribute is ignored if autoplay is present.
Browser Support
The numbers in the table specify the first browser version that fully supports the attribute.
| Attribute | |||||
|---|---|---|---|---|---|
| preload | 4.0 | Not supported | 4.0 | 4.0 | 10.5 |
Differences Between HTML 4.01 and HTML5
The <video> tag is new in HTML5.
Syntax
<video preload="auto|metadata|none">
Attribute Values
| Value | Description |
|---|---|
| auto | The author thinks that the browser should load the entire video when the page loads |
| metadata | The author thinks that the browser should load only metadata when the page loads |
| none | The author thinks that the browser should NOT load the video when the page loads |