messageCount property indicates how many messages are available within the voicemail inbox. However, some voicemail indicators will only specify that messages are waiting, but not the actual number. In that case, the value of messageCount will be -1 to indicate that the number of messages is unknown.
var count = instanceOfMozVoicemailStatus.messageCount
Return a number
Not part of any specification yet.
© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.