how to add new field in android app by user at run time
<p>how to add new field in android app by user at run time. For Example, I have Customer form want to fill by user like following image:<a href="http://i.stack.imgur.com/OtT6B.png" rel="nofollow">enter image description here</a></p>

<p>Now I want to add one more field such as "Mobile Number" from running app not from Android Studio.So in this app user can add any field in this form through this app.
Here user can select multiple fields and its datatype, size and name also. 
Then how to do this?</p>