Programming-Idioms

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2015-09-13, 12:29:45

2015-09-13, 12:30:10

Idiom #13 Iterate over map keys and values

Print each key k with its value x from an associative array mymap

Print each key k with its value x from an associative array mymap

Enum.each(mymap, fn({key, value}) ->
  IO.puts("#{key} => #{value}")
end)

for {key, value} <- mymap do
  IO.puts("#{key} => #{value}")
end

Enum.each(mymap, fn({key, value}) ->
  IO.puts("#{key} => #{value}")
end)

http://elixir-lang.org/docs/v1.0/elixir/Enum.html#each/2

http://elixir-lang.org/docs/v1.0/elixir/Enum.html#each/2

http://play.elixirbyexample.com/s/97163fc9ec

http://play.elixirbyexample.com/s/ed1f67705b

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