RTCDTMFSender.ontonechange

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The ontonechange property of the RTCDTMFSender interface is used to set the event handler for the tonechange event, which is sent to the RTCDTMFSender each time a tone begins or ends. The event handler receives as input a single parameter of type RTCDTMFToneChangeEvent, which describes the change.

Syntax

RTCDTMFSender.ontonechange = toneChangeHandlerFunction;

Value

A function which is called when a tonechange event is sent to the RTCDTMFSender, indicating that a DTMF tone has either started playing, or if all tones have finished playing.

Example

tbd

Specifications

Specification Status Comment
WebRTC 1.0: Real-time Communication Between Browsers
The definition of 'ontonechange' in that specification.
Candidate Recommendation  

Browser compatibility

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DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
ontonechangeChrome Full support 27Edge Full support ≤79Firefox Full support 52IE No support NoOpera Full support YesSafari ? WebView Android Full support YesChrome Android Full support 27Firefox Android Full support 52Opera Android Full support YesSafari iOS ? Samsung Internet Android Full support 1.5

Legend

Full support  
Full support
No support  
No support
Compatibility unknown  
Compatibility unknown

See also