create or replace package search_CC
as
   type num_arry is table of number
                       index by binary_integer;

   function showCreditCardType (p_number varchar2)
      return varchar2;

   /*
   check if the number string can be check with the LuhnMod10 alogrithmus
       1  Sucess - is a Luh10 Number
      -1  Invalid
   */
   function checkLuhnMod10 (p_number number)
      return integer;

   /*
    Read textstring and search for valid creditcards

   */
   function analyseCCText (p_text varchar2)
      return varchar2;
end;
/