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greggy/join_binaries.erl

Last active February 22, 2018 06:27
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The example shows how to concatinate (join) the list of binaries with separator in Erlang
Raw
join_binaries.erl
-module(join_binries).
-export([join/2]).
join(TitleList, Sep) ->
Fun = fun(<<>>, Acc) ->
Acc;
(Word, Acc) ->
<<Acc/binary, Sep, Word/binary>>
end,
lists:foldl(Fun, hd(TitleList), tl(TitleList)).
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