class String

Public Instance Methods

rollercoaster() click to toggle source
# File lib/rollercoaster.rb, line 4
def rollercoaster
  formatted_line = ""
  upcase = true
  for i in 0..self.size-1
    letter = upcase ? self[i].upcase : self[i].downcase
    upcase = !upcase if letter =~ /[[:alpha:]]/
    formatted_line << letter
  end

  formatted_line
end