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The tonechange event is sent by the WebRTC API to indicate when DTMF tones previously queued for sending (by calling RTCDTMFSender.insertDTMF()) begin and end.
General info
- Specification
- WebRTC 1.0: Real-time Communication Between Browsers
The definition of 'tonechange' in that specification. - Interface
RTCDTMFToneChangeEvent- Bubbles
- No
- Cancelable
- No
- Target
RTCDTMFSender- Default Action
- None
Properties
Implements the following properties. Since RTCDTMFToneChangeEvent is based on Event, this event also implements its properties.
toneRead only- A
DOMStringspecifying which tone has begun playing. If this string is empty (""), all pending tones have finished playing (thetonebufferis empty).
Methods
RTCDTMFToneChangeEvent has no methods of its own; however, it supports all methods of its parent, Event.
Specifications
| Specification | Status | Comment |
|---|---|---|
| WebRTC 1.0: Real-time Communication Between Browsers The definition of 'tonechange' in that specification. |
Working Draft | Definition for the WebRTC API |
Browser compatibility
| Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | (Yes) | ? | 52 (52) | No support | ? | ? |
| Feature | Android | Chrome for Android | Edge | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|
| Basic support | ? | ? | ? | 52.0 (52) | No support | ? | ? |