Programming-Idioms

This list shows some idioms having at least : 1 Elixir implementation with some empty fields.

You may click on a missing field and fill the gap.

		Demo URL	Doc URL
# 250	Pick a random value from a map	Ø	Ø	def main(m) do m \|> Map.values() \|...
# 28	Sort by a property	Ø	✓	Enum.sort_by(items, &(&1.p))
# 147	Remove all non-ASCII characters	Ø	✓	t = s \|> String.to_charlist() \|>...
# 147	Remove all non-ASCII characters	Ø	Ø	t = for <<c <- s>>, c in 0..127, into: "...
# 71	Echo program implementation	Ø	✓	Enum.join(args, " ")
# 23	Convert real number to string with ...	Ø	✓	s = Float.to_string(x, decimals: 2)
# 47	Extract string suffix	✓	✓	t = String.slice(s, -5, 5)
# 47	Extract string suffix	Ø	✓	<<_ :: binary-5>> <> t = s
# 99	Format date YYYY-MM-DD	Ø	✓	x = Date.to_iso8601(d)
# 5	Create a 2D Point data structure	Ø	✓	p = [ x: 1.122, y: 7.45 ]
# 5	Create a 2D Point data structure	Ø	Ø	{x, y} defmodule Point do defstruct x:...
# 63	Replace fragment of a string	Ø	✓	x2 = String.replace(x, y, z)
# 41	Reverse a string	Ø	✓	t = String.reverse(s)
# 83	Regex with character repetition	Ø	✓	r = Regex.compile!("htt+p")
# 205	Get an environment variable	Ø	✓	foo = System.get_env("FOO", "none")
# 54	Compute sum of integers	Ø	✓	s = Enum.sum(x)
# 13	Iterate over map keys and values	Ø	✓	Enum.each(mymap, fn({k, x}) -> IO.puts...
# 13	Iterate over map keys and values	Ø	Ø	for {k, x} <- mymap do IO.puts("#{k} =...
# 153	Concatenate string with integer	Ø	✓	t = s <> to_string(i)
# 244	Print a map	✓	Ø	IO.inspect m
# 137	Check if string contains only digit...	Ø	Ø	b = Regex.match?(~r{\A\d*\z}, s)
# 152	Turn a character into a string	Ø	Ø	to_string(char)
# 30	Parallelize execution of 1000 indep...	Ø	✓	f = fn x -> x * :rand.uniform() end tas...
# 266	Repeated string	Ø	✓	s = String.duplicate(v, n)
# 9	Create a Binary Tree data structure	Ø	Ø	defmodule BinaryTree do defstruct data:...
# 1	Print Hello World	Ø	✓	IO.puts "Hello World"
# 1	Print Hello World	Ø	✓	"Hello World" \|> IO.puts
# 93	Pass a runnable procedure as parame...	Ø	Ø	def control(f) do f() end
# 302	String interpolation	✓	Ø	s = "Our sun has #{x} planets"
# 126	Multiple return values	Ø	Ø	def foo, do: {"bar", true}