This API is available on Firefox OS for internal applications only.
The secondNumber read-only property of the TelephonyCall interface indicates the second phone number in the case of a CDMA network where you have a 2nd waiting call. Replaced by TelephonyCall.SecondId in Firefox OS 2.0+.
Syntax
var secondCalledNumber = myCall.secondNumber;
Value
A DOMString
Examples
// Telephony object
var tel = navigator.mozTelephony;
// Receive a call
tel.onincoming = function (e) {
var incomingCall = e.call;
// Get the first and second numbers of the incoming call
console.log(incomingCall.number + ', ' + incomingCall.secondNumber);
// Answer the call
incomingCall.answer();
};
Specifications
| Specification | Status | Comment |
|---|---|---|
| Web Telephony | Draft | Draft. |
Browser compatibility
For obvious reasons, support is primarily expected on mobile browsers.
Supported in Firefox OS 1.0.1. Replaced by TelephoneCall.secondId in Firefox OS 2.0 (Gecko 32.)