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narrowtux/range.ex

Last active June 22, 2016 14:10
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range.ex
defmodule Range
def range(num, min_value, max_value) do
num
|> min(max_value)
|> max(min_value)
end
end
@lucidstack
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An alternative version with guards... 😀

defmodule Range do
  def range(num, min_value, max_value) when num < min_value, do: min_value
  def range(num, min_value, max_value) when num > max_value, do: max_value
  def range(num, min_value, max_value), do: num
end

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