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HTML <source> src Attribute

❮ HTML <source> tag

Example

An audio player with two source files. The browser should choose which file (if any) it has support for:

<audio controls>
  <source src="horse.ogg" type="audio/ogg">
  <source src="horse.mp3" type="audio/mpeg">
Your browser does not support the audio element.
</audio>
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Definition and Usage

The src attribute specifies the URL of the media file to play.

This attribute is required when <source> is used in <audio> and <video>.

Browser Support

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

Attribute
src 4.0 9.0 3.5 4.0 10.5

Differences Between HTML 4.01 and HTML5

The <source> tag is new in HTML5.

Syntax

<source src="URL">

Attribute Values

Value Description
URL Specifies the URL of the media file.

Possible values:

  • An absolute URL - points to another web site (like href="http://www.example.com/horse.ogg")
  • A relative URL - points to a file within a web site (like href="horse.ogg")
❮ HTML <source> tag