# What are all the ways to output a string in Ruby?
def hello_ruby
  greet = "Hello Ruby!"

  print           greet, "\n"
  puts            greet
  print           "#{greet}\n"
  puts            "Hello Ruby!"
  $stdout.write   greet + "\n"
  $stdout.puts    greet
  $stdout.print   greet, "\n"
  $stdout <<      greet + "\n"
  (greet+"\n").each_char {|c| print c}
end