The HTML <track> element's srclang attribute specifies the language of the text track's data. It is used in <track> elements within <video> or <audio> tags, defining the language of subtitles, captions, or other track content using language codes like "en" for English.
Note: srclang attribute is required with kind = âsubtitlesâ.
Syntax
<track src="subtitles_en.vtt" kind="subtitles" srclang="en"> Attribute Values
- language_code: It contains the value i.e. language_code It defines a two-letter language code that specify the language of the track text.
Example: In this example we demonstrates a video element with a track for subtitles. The srclang attribute specifies the subtitle language as English for the video.
<html>
<head>
<title>
HTML Track srclang Attribute
</title>
</head>
<body style="text-align: center">
<h1 style="color: green">
GeeksforGeeks
</h1>
<h2>HTML Track srclang Attribute</h2>
<video width="600" height="400" controls>
<track src="CSS-animation-duration02.mp4"
id="myTrack1"
kind="subtitles"
srclang="en"
label="English">
<source id="myTrack"
src="CSS-animation-duration02.mp4"
type="video/mp4">
</video>
</body>
</html>
Output:

Supported Browsers
The browsers supported by <track> srclang Attribute are listed below: