Programming-Idioms

Edit summary for version 129 by programming-idioms.org:
[Elixir] +DemoURL

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2022-02-19, 01:37:10

2022-03-03, 10:24:35

Idiom #7 Iterate over list indexes and values

Print each index i with its value x from an array-like collection items

Print each index i with its value x from an array-like collection items

i,x,items

i,x,items

indices traverse traversal

indices traverse traversal

items
|> Enum.with_index
|> Enum.each(fn({x, i}) ->
  IO.puts("#{i} => #{x}")
end)

items
|> Enum.with_index
|> Enum.each(fn({x, i}) ->
  IO.puts("#{i} => #{x}")
end)

https://hexdocs.pm/elixir/Enum.html#with_index/1

https://hexdocs.pm/elixir/Enum.html#with_index/1

https://replit.com/@ProgIdioms/AlarmingMeekFiles#main.exs

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