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HTML DOM Video duration Property
The HTML DOM Video duration property returns a number corresponding to the length of the video (in seconds).
NOTE − For live streams it returns ‘Inf’ which is infinite because live streams have no predefined duration.
Syntax
Following is the syntax −
Returning string value
mediaObject.duration
Let us see an example of HTML DOM Video duration property −
Example
<!DOCTYPE html> <html> <head> <title>HTML DOM Video duration</title> <style> * { padding: 2px; margin:5px; } form { width:70%; margin: 0 auto; text-align: center; } input[type="button"] { border-radius: 10px; } </style> </head> <body> <form> <fieldset> <legend>HTML-DOM-Video-duration</legend> <video id="demo" width="320" controls><source src="http://www.tutorialspoint.com/html5/foo.mp4" type="video/mp4"></video><br> <input type="button" onclick="getTrackDetails()" value="How many seconds of content is this video?"> <div id="divDisplay"></div> </fieldset> </form> <script> var divDisplay = document.getElementById("divDisplay"); var demo = document.getElementById("demo"); function getTrackDetails() { divDisplay.textContent = 'Duration: '+demo.duration+' seconds'; } </script> </body> </html>
Output
Before clicking ‘How many seconds of content is this video?’ button −
After clicking ‘How many seconds of content is this video?’ button −
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