Read tuples elixir

message = { :ok, "To improve is to change; to be perfect is to change often.", author: "Winston Churchill" }
# use the elem function to read values from a tuple
status = elem(message, 0)
message = elem(message, 1)
author = elem(message, 2)[:author]

message = { :ok, "To improve is to change; to be perfect is to change often.", author: "Winston Churchill" }
# set the values on status, message, and author with pattern matching
{ status, message, author: author } = message

Source: learningwithjb.com

Similar codes

0 vote226 views1 answer
Elixir list map key string to atom
Elixir
0 vote220 views1 answer
Liveview component
Elixir
0 vote274 views1 answer
Elixir read csv file
Elixir
1 vote288 views1 answer
HTTPoison post json
Elixir
0 vote211 views1 answer
Elixir check type data
Elixir
0 vote239 views1 answer
Elixir new structs
Elixir
0 vote300 views1 answer
Phoenix ecto query expression
Elixir
0 vote261 views1 answer
Elixir function arity
Elixir
0 vote243 views1 answer
Phoenix query get first record
Elixir
0 vote210 views1 answer
Elixir enum flat_map
Elixir