Web/API/BaseAudioContext/createConstantSource

The createConstantSource() property of the BaseAudioContext interface creates a ConstantSourceNode object, which is an audio source that continuously outputs a monaural (one-channel) sound signal whose samples all have the same value.

Syntax

var constantSourceNode = AudioContext.createConstantSource()

Parameters

None.

Returns

A ConstantSourceNode instance.

Specifications

Specification	Status	Comment
Web Audio APIThe definition of 'createConstantSource()' in that specification.	Working Draft	Initial definition.

Browser Compatibility

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
createConstantSource	Chrome Full support 56	Edge Full support ≤79	Firefox Full support 53	IE No support No	Opera Full support 43	Safari No support No	WebView Android Full support 56	Chrome Android Full support 56	Firefox Android Full support 53	Opera Android Full support 43	Safari iOS No support No	Samsung Internet Android Full support 6.0

Legend

Full support  

Full support

No support  

No support

BaseAudioContext.createConstantSource() by Mozilla Contributors is licensed under CC-BY-SA 2.5.