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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
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Task/String-case/Mercury/string-case.mercury Normal file
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:- module string_case.
:- interface.
:- import_module io.
:- pred main(io::di, io::uo) is det.
:- implementation.
:- import_module list, string.
main(!IO) :-
S = "alphaBETA",
io.format("uppercase : %s\n", [s(to_upper(S))], !IO),
io.format("lowercase : %s\n", [s(to_lower(S))], !IO),
io.format("capitalize first: %s\n", [s(capitalize_first(S))], !IO).
% We can use uncaptitalize_first/1 to ensure the first character in a
% string is lower-case.