The read-only context property of the AudioNode interface returns the associated BaseAudioContext, that is the object representing the processing graph the node is participating in.
AudioNode: context property
Value
The AudioContext or OfflineAudioContext object that was used to construct this AudioNode.
Examples
js
const AudioContext = window.AudioContext || window.webkitAudioContext;
const audioCtx = new AudioContext();
const oscillator = audioCtx.createOscillator();
const gainNode = audioCtx.createGain();
oscillator.connect(gainNode).connect(audioCtx.destination);
console.log(oscillator.context); // AudioContext
console.log(oscillator.context === audioCtx); // true
Specifications
| Specification |
|---|
| Web Audio API # dom-audionode-context |
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
context |
14 | 12 | 25 | No | 15 | 6 | 4.4.3 | 18 | 25 | 14 | 6 | 1.0 |
See also
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https://developer.mozilla.org/en-US/docs/Web/API/AudioNode/context