HTML DOM Audio playbackRate Property
The Audio playbackRate property is used for setting or returning the current playback speed of the audio.
Syntax:
- Return the playbackRate property:
audioObject.playbackRate
- Set the playbackRate property:
audioObject.playbackRate = playbackspeed
Property Values
- number: It is used to specify the default playback speed of the video. The available options are:
- 1.0 is the normal speed.
- 0.5 is half speed.
- 2.0 is double speed.
- -1.0 is backward, normal speed.
- -0.5 is backward, half-speed.
Return: The Audio playbackRate property returns a number that represents the current playback speed.
The below program illustrates the Audio playbackRate Property:
Example: Setting the video to double speed by default.
HTML
<!DOCTYPE html> < html > < head > < title > Audio playbackRate Property </ title > </ head > < body style = "text-align:center" > < h1 style = "color:green" > w3wiki </ h1 > < h2 style = "font-family: Impact" > Audio playbackRate Property </ h2 > < br > < audio id = "Test_Audio" controls> < source src = "sample1.ogg" type = "audio/ogg" > < source src = "sample1.mp3" type = "audio/mpeg" > </ audio > < p > For setting and returning the playback speed of the audio, double click the "Set Speed" and "Return Speed" button. </ p > < br > < button ondblclick = "MyAudioSet()" type = "button" > Set Speed </ button > < button ondblclick = "MyAudioReturn()" type = "button" > Return Speed </ button > < p id = "test" ></ p > < script > let a = document.getElementById("Test_Audio"); function MyAudioReturn() { a.playbackRate; alert(a.playbackRate); } function MyAudioSet() { a.playbackRate = 2; } </ script > </ body > </ html > |
Output:
Supported Browsers: The browsers supported by DOM Audio playbackRate Property are listed below:
- Google Chrome 1 and above
- Edge 12 and above
- Internet Explorer 9 and above
- Firefox 20 and above
- Opera 12.1 and above
- Apple Safari 3.1 and above
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