HTML Audio/Video DOMvolumeProperty

HTML audio/video 标签参考手册HTML Audio/Video DOM Reference

Examples

Set the video volume to 20%:

myVid=document.getElementById("video1");
myVid.volume=0.2;

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Definition and Usage

The volume property sets or returns the current volume of the audio/video.

Browser Support

Internet ExplorerFirefoxOperaGoogle ChromeSafari

All major browsers support the volume property.

Note:Internet Explorer 8 and earlier versions do not support this property.

Syntax

Set the volume property:

audio|video.volume=volumevalue

Return the volume property:

audio|video.volume

Property Values

Value Description
volumevalue Specifies the current volume of the audio/video. Must be a number between 0.0 and 1.0.
Example values:
  • 1.0 Highest volume (default)
  • 0.5 Half volume (50%)
  • 0.0 Muted

Technical Details

Return value: A number value indicating the current volume.
Default value: 1.0

HTML audio/video 标签参考手册HTML Audio/Video DOM Reference Other Extensions