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Video preload Property

❮ Video Object

Example

Find out if and how the author thinks that the video should be loaded when the page loads:

var x = document.getElementById("myVideo").preload;
Try it Yourself »

Definition and Usage

The preload property sets or returns the value of the preload attribute of a video.

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 the autoplay attribute is present.


Browser Support

Property
preload Yes 9.0 Yes Yes Yes


Syntax

Return the preload property:

videoObject.preload

Set the preload property:

videoObject.preload = "auto|metadata|none"

Property 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

Technical Details

Return Value: A String, representing what data should be preloaded (if any). Possible return values are "auto", "metadata", or "none". See "Property Values" for what the values mean

More Examples

Example

A demonstration of how to set different property values:

document.getElementById("myVideo").preload = "none";
document.getElementById("myVideo").preload = "auto";
Try it Yourself »

Related Pages

HTML reference: HTML <video> preload attribute


❮ Video Object