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HTML <source> tag

The HTML <source> element specifies multiple media resources for the <picture>, the <audio> element, or the <video> element.

The <source> element is an empty element which means that it has no end tag.

It is commonly used to serve the same media content in multiple formats supported by different browsers.

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Browser compatibility

The numbers in the table specify the first browser version that fully supports the <source> element:

Element
<source> 4 3.5 10.5 4 9



Attributes

The following table shows the attributes that are specific to the <source> tag:

Attribute Value Description
src URL Defines the URL of the resource. Required when <source> is used in <audio> or <video>
srcset URL Defines the URL of the image to use in different situations. Required when <source> is used in <picture>
media media_query Media query of the resource's intended media; this should be used only in a <picture> element
type MIME-type Specifies the MIME-type of the resource

Global Attributes

The <source> tag supports the global attributes described in HTML Global Attributes Reference

Event Attributes

The <source> tag supports the event attributes described in HTML Events Reference


More Examples

This example specifies a picture element with two source files, and a fallback image:

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Last updated: Friday 28 Sep, 2018