with Ada.Strings.Maps; package Ada.Strings.Constants is pragma Preelaborate(Constants); Control_Set : constant Maps.Character_Set; Graphic_Set : constant Maps.Character_Set; Letter_Set : constant Maps.Character_Set; Lower_Set : constant Maps.Character_Set; Upper_Set : constant Maps.Character_Set; Basic_Set : constant Maps.Character_Set; Decimal_Digit_Set : constant Maps.Character_Set; Hexadecimal_Digit_Set : constant Maps.Character_Set; Alphanumeric_Set : constant Maps.Character_Set; Special_Set : constant Maps.Character_Set; ISO_646_Set : constant Maps.Character_Set; Lower_Case_Map : constant Maps.Character_Mapping; -Mapstolowercaseforletters,elseidentity Upper_Case_Map : constant Maps.Character_Mapping; -Mapstouppercaseforletters,elseidentity Basic_Map : constant Maps.Character_Mapping; -Mapstobasicletterforletters,elseidentity private ... -notspecifiedbythelanguage end Ada.Strings.Constants;