The HTMLMediaElement.volume property sets the volume at which the media will be played.
var volume = video.volume; //1
A double values must fall between 0 and 1, where 0 is effectively muted and 1 is the loudest possible value.
var obj = document.createElement('audio');
console.log(obj.volume); // 1
obj.volume = 0.75; | Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of 'HTMLMediaElement.volume' in that specification. | Living Standard | |
| HTML5 The definition of 'HTMLMediaElement.volume' in that specification. | Recommendation |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | Yes | Yes | 3.5 | 9 | Yes | Yes |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | Yes | Yes | Yes | Yes | Yes | Yes | ? |
HTMLMediaElement.HTMLMediaElement.muted
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https://developer.mozilla.org/en-US/docs/Web/API/HTMLMediaElement/volume