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    TelephonyCallGroup.state

    { B2GOnlyHeader2('certified') }}

    The state read-only property of the TelephonyCallGroup interface returns a DOMString indicating the state of the call group.

    Syntax

    var conferenceCallState = myTelephonyCallGroup.state;

    Value

    A DOMString.

    Call state values

    State String Description
    empty There is currently no active conference call.
    connected The active conference call is connected.
    held The active conference call is on hold.

    Examples

    // Create your Telephony object
var tel = navigator.mozTelephony;

// Make two calls; assume they are both answered
var call1, call2;
tel.dial(number1).then(call => call1 = call);
tel.dial(number2).then(call => call2 = call);

// Add both calls to the conference call
// Two entries will appear in conference.calls (call1, call2)
// but nothing in tel.calls
var conference = tel.conferenceGroup;
conference.add(call1, call2);

conference.state;

    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

    Document Tags and Contributors

    Tags: 
     Contributors to this page: chrisdavidmills, teoli
     Last updated by: chrisdavidmills,