Array Example 4

array_example4.rb

array = ['junk', 'junk', 'junk', 'val1', 'val2']
3.upto(array.length-1) { |i| puts "Value #{array[i]}" } #This is an example of Integer#upto

array = ['1', 'a', '2', 'b', '3', 'c']
0..array.length-1).step(2) do |i|                       # This is an example of Range#step
  puts "Letter #{array[i]} is #{array[i+1]}"
end