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Poster attribute in html

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  • The poster attribute is used to show an image until the user hit the play button, or the video is downloading.
  • If the poster attribute not present the first frame of the video is displayed.

Syntax for poster attribute in HTML:

<video poster="URL">

Difference between HTML4.01 and HTML 5 for poster attribute in HTML:

HTML 4.01:

  • HTML4 does not support the <video> tag.


  • The <video> tag is new to HTML5.

Applies to:

Element Attribute
<video> poster

Attribute values :

Value Description
URL Used to Specify the URL of the image file.

Sample coding for poster attribute in HTML:

Tryit<!DOCTYPE html>
        <title>Wikitechy poster attribute</title>
        <video poster="" 
               width="320" height="240" controls>
        <source src="video.mp4" type="video/mp4">

Code Explanation for poster attribute in HTML:

poster Attribute Code Explanation

  1. poster attribute used to set a poster image for a video.
  2. Source file of the poster image is specified as “”.
  3. Source file of video is specified as “video.mp4”.

Sample Output for poster attribute in HTML:

poster Attribute Output part-1

  1. The output shows poster image in the video player.
  2. poster Attribute Output part-2 user hit play button poster image disapper video playing

  3. When the user hit the play button the poster image disappears and the video starts playing.

Browser Support for poster attribute in HTML :

4.0 9.0 3.6 4.0 10.5

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