The onstatechange property of the BaseAudioContext interface defines an event handler function to be called when the statechange event fires: this occurs when the audio context's state changes.


baseAudioContext.onstatechange = function() { ... };


The following snippet is taken from our AudioContext states demo (see it running live.) The onstatechange hander is used to log the current state to the console every time it changes.

audioCtx.onstatechange = function() {


Specification Status Comment
Web Audio API
The definition of 'onstatechange' in that specification.
Working Draft  

Browser compatibility

FeatureChromeEdgeFirefoxInternet ExplorerOperaSafari
Basic support43 ?40 No ? ?
FeatureAndroid webviewChrome for AndroidEdge mobileFirefox for AndroidOpera AndroidiOS SafariSamsung Internet
Basic support ? ? ? ? ? ? ?

See also

Document Tags and Contributors

Contributors to this page: fscholz, Jedipedia, chrisdavidmills
Last updated by: fscholz,