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

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