-module(csv_binary).
-export([split_by_size/2]).

split_by_size(Bin, Size) ->
    case Size >= byte_size(Bin) of
        true ->
            {Bin, <<>>};
        false ->
            {binary:part(Bin, 0, Size),
             binary:part(Bin, Size, byte_size(Bin) - Size)}
    end.