def map_array_of_hashes(arr_hashes)
      return if arr_hashes.nil?

      [].tap do |output_array|
        arr_hashes.each do |hash|
          output_array.push hash.values
        end
      end
    end
def map_array_of_hashes(arr_hashes)
      return if arr_hashes.nil?

      [].tap do |output_array|
        arr_hashes.each do |hash|
          output_array.push hash.values
        end
      end
    end
Given an array of hashes, returns an array of hash values.