2016-12-05 22:15:40 +01:00
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iex(1)> a = ~w[John Bob Mary Serena] |> MapSet.new
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#MapSet<["Bob", "John", "Mary", "Serena"]>
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iex(2)> b = ~w[Jim Mary John Bob] |> MapSet.new
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#MapSet<["Bob", "Jim", "John", "Mary"]>
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iex(3)> sym_dif = fn(a,b) -> MapSet.difference(MapSet.union(a,b), MapSet.intersection(a,b)) end
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#Function<12.54118792/2 in :erl_eval.expr/5>
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2015-11-18 06:14:39 +00:00
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iex(4)> sym_dif.(a,b)
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2016-12-05 22:15:40 +01:00
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#MapSet<["Jim", "Serena"]>
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