A downto iterator, which starts at a higher number and loops to a lower number. : downto « Statement « Ruby






  1. Ruby
  2. Statement
  3. downto

A downto iterator, which starts at a higher number and loops to a lower number.


grades = [88, 99, 73, 56, 87, 64]

sum = 0

0.downto(0) do |loop_index|
  sum += grades[loop_index]
end

average = sum / grades.length

puts average








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