title: How to get cell phone number in android?
body: <p>How to get cell phone number in android ?
  Here is code. but it's not working</p>
  
  <pre><code>TelephonyManager tm = (TelephonyManager)this.getSystemService(this.TELEPHONY_SERVICE);
  String mobileno = tm.getLine1Number();
  </code></pre>
  
  <p>can anyone help me to solve this.</p>