RosettaCodeData/Task/Determine-if-a-string-is-numeric/Prolog/determine-if-a-string-is-numeric-2.pro

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Prolog
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2015-02-20 00:35:01 -05:00
test_strings(Strings) :-
forall( member(String, Strings),
( ( numeric_string(String)
-> Result = a
; Result = 'not a' ),
format('~w is ~w number.~n', [String, Result])
)
).