gm2-libs/StrCase

DEFINITION MODULE StrCase ;

EXPORT QUALIFIED StrToUpperCase, StrToLowerCase, Cap, Lower ;

(*
   StrToUpperCase - converts string, a, to uppercase returning the
                    result in, b.
*)

StrToUpperCase
PROCEDURE StrToUpperCase (a: ARRAY OF CHAR ; VAR b: ARRAY OF CHAR) ;

(*
   StrToLowerCase - converts string, a, to lowercase returning the
                    result in, b.
*)

StrToLowerCase
PROCEDURE StrToLowerCase (a: ARRAY OF CHAR ; VAR b: ARRAY OF CHAR) ;

(*
   Cap - converts a lower case character into a capital character.
         If the character is not a lower case character 'a'..'z'
         then the character is simply returned unaltered.
*)

Cap
PROCEDURE Cap (ch: CHAR) : CHAR ;

(*
   Lower - converts an upper case character into a lower case character.
           If the character is not an upper case character 'A'..'Z'
           then the character is simply returned unaltered.
*)

Lower
PROCEDURE Lower (ch: CHAR) : CHAR ;

END StrCase.