HTMLIFrameElement.setVolume() 编辑

Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

The setVolume() method of the HTMLIFrameElement sets the current volume of the browser <iframe>.

Syntax

instanceOfHTMLIframeElement.setVolume(number);

Returns

Void.

Parameters

number

A floating point number representing the volume you want to set — this can have a value between 0 and 1.

Example

var browser = document.querySelector('iframe');

browser.setVolume(0.5);

Specification

Not part of any specification.

Browser compatibility

Supported since Firefox 47, in chrome code only.

Unlikely ever to be supported in other browsers.

See also

• Using the Browser API