1iex> :" multi 2...> line ' \s \123 \x20 3...> atom" 4:" multi\n line ' S \natom" 5 6iex(1)> <<"hello"::binary, c :: utf8, x::[4, unit(2)]>> = "hello™1" 7"hello™1" 8 9iex(2)> c 108482 11 12iex> 1 + :atom 13** (ArithmeticError) bad argument in arithmetic expression 14 :erlang.+(1, :atom) 15 16iex(3)> 1 + 17...(3)> 2 + 18...(3)> 3 196 20 21iex> IO.puts "Hello world" 22Hello world 23:ok 24