HTML DOM Audio defaultPlaybackRate property
Examples
The default setting for the low-speed audio playback:
document.getElementById("myAudio").defaultPlaybackRate = 0.5;
try it"
Definition and Usage
defaultPlaybackRate property sets or returns the default audio playback speed.
Setting this property will only change the default playback speed, instead of the current. To change the current playback speed, please use playbackRate property.
Browser Support
All major browsers support defaultPlaybackRate property, in addition to the Safari browser.
Note: Internet Explorer 8 and earlier versions do not support IE defaultPlaybackRate property.
grammar
Back defaultPlaybackRate properties:
audioObject .defaultPlaybackRate
Setting defaultPlaybackRate properties:
audioObject .defaultPlaybackRate= number
Property Value
| 值 | 描述 |
|---|---|
| playbackspeed |
指示音频/视频的默认播放速度。 例值：
|
technical details
| return value: | Numeric value, the default playback speed |
|---|---|
| Defaults: | 1.0 |
More examples
Examples
Default settings Audio Quick Play:
document.getElementById("myAudio").defaultPlaybackRate =
2;
try it"
Audio Object