Best Elixir Programming Resources to Buy in October 2025
Learn Functional Programming with Elixir: New Foundations for a New World (The Pragmatic Programmers)
Elixir in Action, Third Edition
Programming Elixir ≥ 1.6: Functional |> Concurrent |> Pragmatic |> Fun
Elixir Patterns: The essential BEAM handbook for the busy developer
Elixir Programming Mastery: An In-Depth Exploration for Developers
The Art of Elixir: elegant, functional programming
Engineering Elixir Applications: Navigate Each Stage of Software Delivery with Confidence
Designing Elixir Systems With OTP: Write Highly Scalable, Self-healing Software with Layers
Introducing Elixir: Getting Started in Functional Programming
To get a list of all map keys in Elixir, you can use the Map.keys/1 function. This function takes a map as an argument and returns a list of all keys in that map. You can then perform any operations you need on this list of keys.
How to extract keys as a separate list from a map in Elixir?
You can extract keys as a separate list from a map in Elixir using the Map.keys/1 function. Here's an example:
map = %{a: 1, b: 2, c: 3} keys = Map.keys(map)
IO.inspect(keys) # Output: [:a, :b, :c]
In this example, we first create a map map with keys :a, :b, :c and corresponding values. We then use the Map.keys/1 function to extract the keys as a list and store them in the variable keys. Finally, we inspect the keys variable to see the output.
What is the correct way to get all keys from a map in Elixir?
In Elixir, you can get all keys from a map by using the Map.keys/1 function. Here is an example:
map = %{a: 1, b: 2, c: 3} keys = Map.keys(map) IO.inspect(keys)
This will output:
[:a, :b, :c]
What is the best way to get a list of all map keys in Elixir?
One way to get a list of all map keys in Elixir is to use the Map.keys/1 function. This function takes a map as an argument and returns a list of all keys in that map.
Here's an example:
map = %{a: 1, b: 2, c: 3} keys = Map.keys(map)
IO.inspect(keys) # Output: [:a, :b, :c]
In this example, we have a map with keys :a, :b, and :c. We use the Map.keys/1 function to get a list of all keys in the map and store them in the keys variable. Finally, we use IO.inspect to print out the list of keys.
By using the Map.keys/1 function, you can easily get a list of all keys in a map in Elixir.
What functional programming concept is used to extract all keys from a map in Elixir?
The functional programming concept used to extract all keys from a map in Elixir is pattern matching. By pattern matching on the map, you can easily extract all keys as a list. For example:
map = %{a: 1, b: 2, c: 3}
keys = Map.keys(map) IO.inspect(keys) # Output: [:a, :b, :c]