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hagiyat/search_key_from_flat_list.ex

Created March 19, 2016 08:48
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search_key_from_flat_list.ex
def search(key, list) do
list
|> Enum.split(2) # convert list to key/value
|> Tuple.to_list
|> Enum.filter_map(fn(v) -> v |> List.first == key end, &(&1 |> List.last))
|> List.first
end
search("hoge", ["hoge", 1, "fuga", 2, "piyo", "baz"]) # 1
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