B2G OS

TelephonyCall.emergency

This API is available on Firefox OS for internal applications only.

The emergency read-only property of the TelephonyCall interface indicates whether the current telephone number is an emergency number.

Syntax

var emergencyNumber = myCall.emergency;

Value

A Boolean.

Examples

// Telephony object
var tel = navigator.mozTelephony;

// Place a call
tel.dial("123456789").then(function(call) {
  call.id;
  call.emergency; // can only return true for outgoing calls;
});

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.

See also

Document Tags and Contributors

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