data in onActivityResult is null

Question

I am trying do a simple application for Android. I have two Activities (A and B). In B I only want select a date

Answer 1

in A onActivityResult method

   if(null!=data){

    Bundle bundle = data.getExtras();
    String mydate = bundle.getString("Date");

   }

and in B

Intent returnIntent = new Intent();
returnIntent.putExtra("Date",dateSelected);
setResult(RESULT_OK,returnIntent);      
finish();