Programming-Idioms

Edit summary for version 15 by :

↷

2015-09-04, 11:28:55

2015-09-04, 11:30:01

Idiom #13 Iterate over map keys and values

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

Print each key k i 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}")

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

for {key, value} <- mymap do
  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/b8dac50bca

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

Next change ↷