thank's for your reply, but in my application, i want to let user can
submit his phone number without input, so others can phone him if
necessary
On 11月20日, 下午1时50分, Marc Lester Tan <mail...@gmail.com> wrote:
> I think some carriers don't provide the MSISDN to the handset so I guess you
> shouldn't rely on it. Just use the IMSI and device id to identify the user.
>
> Marc
>
>
>
> On Thu, Nov 19, 2009 at 11:40 PM, rodger <rodge...@gmail.com> wrote:
> > I want to use phone number as user ID,so i want to access the phone
> > number.
> > in my code, i can get IMSI (International Mobile Subscriber Identity)
> > by using getSubscriberId().
> > but can not get MSISDN by using getLine1Number(),it returns null.
>
> > my test phone is HTC G3,
> > anybody can solve the problem?
>
> > thanks!
>
> > TelephonyManager tm = (TelephonyManager) getSystemService
> > (Context.TELEPHONY_SERVICE);
>
> > String phoneNumber = tm.getLine1Number();
> > if(phoneNumber == null || phoneNumber.trim().equals("")){
> > phoneNumber = "cann't get the phone number";
> > }
>
> > // permission has been added in Manifest
> > <uses-permission android:name="android.permission.READ_PHONE_STATE" />
>
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