Audio defaultPlaybackRate Property
Example
Set the audio to slow motion by default:
document.getElementById("myAudio").defaultPlaybackRate = 0.5;
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Description
The defaultPlaybackRate property sets or returns the default playback speed of the audio.
Setting this property will only change the default playback speed, not the current. To change the current playback speed, use the playbackRate property.
Browser Support
| Property | |||||
|---|---|---|---|---|---|
| defaultPlaybackRate | Yes | Yes | Yes | Not supported | Yes |
Syntax
Return the defaultPlaybackRate property:
audioObject.defaultPlaybackRate
Set the defaultPlaybackRate property:
audioObject.defaultPlaybackRate = number
Property Values
| Value | Description |
|---|---|
| number | Indicates the default playback speed of the audio. Example values:
Note: The value 0.0 is invalid and throws a NOT_SUPPORTED_ERR exception |
Technical Details
| Return Value: | A Number, representing the default playback speed |
|---|---|
| Default Value: | 1.0 |
More Examples
Example
Set the audio to play faster by default:
document.getElementById("myAudio").defaultPlaybackRate = 2;
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❮ Audio Object
