This API is available on Firefox OS for internal applications only.
The switchable read-only property of the TelephonyCall interface indicates whether the current call can be switched between "connected" and "held" states.
Syntax
var switchable = myCall.switchable;
Value
A Boolean.
Examples
// Telephony object
var tel = navigator.mozTelephony;
// Place a call
tel.dial("123456789").then(function(call) {
  call.id;
  call.onconnected = function() {
    // check switchable status
    console.log(call.switchable);
  }
});
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 | 30.0 (30.0) | 1.4 | No support | No support | No support | 
See also
Document Tags and Contributors
    
    Tags: 
    
  
                    
                       Contributors to this page: 
        chrisdavidmills, 
        teoli
                    
                    
                       Last updated by:
                      chrisdavidmills,