Android development-getting mobile phone numbers

Mobile phone information (mobile phone number, SMS, contact, call record, location) can be obtained through the file sharer of the system program. How to obtain the mobile phone number this time.

First, register permissions in AndroidMainfest:

The second step is to define and initialize TelephonyManager, which is located in the package android. telephony. TelephonyManager.

TelephonyManager tm = (TelephonyManager) context

. GetSystemService (Context. TELEPHONY_SERVICE );

Get mobile phone number:

String mNumber = tm. getLine1Number ();

So easy? Enjoy!

Note that some carriers may not allow the phone to read the phone card information. If you cannot see the phone number in the settings, the method mentioned above will not obtain the phone number.

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