Telephony.startTone()
This API is available on Firefox OS for internal applications only.
The startTone() method of the Telephony Interface begins generating the tone for the specified DTMF character. The tone is sent to the currently active call, and continues to sound until a corresponding call to Telephony.stopTone().
Syntax
JavaScript
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myTelephony.startTone(dtmfChar);
Parameters
dtmfChar- A
DOMStringindicating the DTMF character to dial; this must be a character from 0-9, "*", or "+".
Returns
Void.
Examples
JavaScript
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// Telephony object var tel = navigator.mozTelephony; tel.startTone("1");
Specifications
| Specification | Status | Comment |
|---|---|---|
| Web Telephony | Draft | Draft |
Browser compatibility
For obvious reasons, support is primarily expected on mobile browsers.
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Basic support | No support | No support | No support | No support | No support |
| Feature | Android | Firefox Mobile (Gecko) | Firefox OS (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
| Basic support | No support | 12.0 (12.0) | 1.0.1 | No support | No support | No support |
See also
License
© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/telephony/starttone