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scsibug/string_words.erl

Created February 9, 2012 01:08
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string_words erlang
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string_words.erl
-module(string_words).
-export([word_count/1]).
%Write a function that uses recursion to return the number of words in a string.
word_count([]) -> 0;
word_count([32]) -> 0;
word_count([_]) -> 1;
word_count([32|T]) -> word_count(T);
word_count([H|32]) -> word_count(H);
word_count([_,32|T]) -> 1+word_count(T);
word_count([_|T]) -> word_count(T).
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