Caesar_Cipher

gistfile1.txt

class Caesar_Cipher
  def initialize(string, shift)
    @string = string
    @shift = shift
    @lowercase = ("a".."z")
    @uppercase = ("A".."Z")
    @output = []
  end
  
  def letter_shift
    string.chars do |a|
      if a.between?("x".."z")
        do ("x" = "a", "y" = "b", "z" = "c")
          output << a.shift
        else
          output << a.shift
        elsif
          if a.between?("X".."Z")
            do ("X" = "A", "Y" = "B", "Z" = "C")
              output << a.shift
            else
              output << a.shift
            end