title: Facebook , How to get phone number after login with facebook sdk?
body: <p>I have integrated FB sdk for customer login and not able to get phone number in response.
  Here is my code </p>
  
  <pre><code>FB.api('/me',
      {fields: "id,email,first_name,gender,name,last_name,token_for_business"},
        function(response) {
  
      });
  </code></pre>
  
  <p>With that above code, I am getting all information expect phone number. I have passed extra parameter <strong>mobile_phone</strong> then getting undefined response.
  Here is code </p>
  
  <pre><code>FB.api('/me',
      {fields: "id,email,first_name,gender,name,last_name,token_for_business,mobile_phone"},
        function(response) {
        console.log(response.mobile_phone);
      }); 
  </code></pre>
  
  <p>I have tried with parameter "user_mobile_phone" also still getting undefined response only</p>
  
  <p>Please help me to resolve this, thanks in advance. </p>