Ruby - writeArrayMethod.txt

Define a new instance method on the Array class called second, which returns the second item in an array (similar to the way .first and .last work in Ruby).

If there is no element with index 1 in the array, return nil.


- - - - - - my answer - - - - - -

class Array
    def second
        size > 1 ? self[1] : nil
    end
end


- - - - alt - - - -

class Array
  def second
    self[1] rescue nil
  end
end