HTMLMediaElement.duration
The HTMLMediaElement.duration
property gives the length of the media in seconds, or zero if no media data is available.
Syntax
JavaScript
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var myDuration = audioOrVideo.duration
Value
A double. If the media data is available but the length is unknown, this value is NaN
. If the media is streamed and has no predefined length, the value is Inf
.
Example
JavaScript
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var obj = document.createElement('video'); console.log(obj.duration); // NaN
Specifications
Specification | Status | Comment |
---|---|---|
WHATWG HTML Living Standard The definition of 'HTMLMediaElement.duration' in that specification. |
Living Standard | No change from HTML5 |
HTML5 The definition of 'HTMLMediaElement.duration' in that specification. |
Recommendation | Initial definition. |
Browser compatibility
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|
Basic support | (Yes) | 3.5 (1.9.1) [1] | 9 | ? | ? |
Feature | Android | Firefox Mobile (Gecko) | Firefox OS (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|---|
Basic support | (Yes) | (Yes) | (Yes) | ? | (Yes) | (Yes) |
See also
- The interface defining it,
HTMLMediaElement
.
License
© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/htmlmediaelement/duration