get
Get the device GSM phone number (SIM1) if any and if readable. Some carriers are not allowing the phone number read from SIM card.
Return
String the device GSM number (from SIM1) if any or null
Get the device GSM phone number (SIM1) if any and if readable. Some carriers are not allowing the phone number read from SIM card.
String the device GSM number (from SIM1) if any or null