First code sample for post Ruby Abstraction in Loops

ruby_abstraction_in_loops_1.rb

array = [1,2,3]
current_index = 0
squares = []

loop do
  if current_index < array.size
    squares << array[current_index] ** 2
    current_index += 1
  else
    break
  end
end
squares
# => [1,4,9]