## Comments

    # This is a comment
    =begin
    Multi-line
    comment
    =end

## Strings

    "foo \"bar\" baz"
    'foo \'bar\' baz'

## Regular expressions

    /foo?[ ]*bar/

## Variables

    $foo = 5;
    class InstTest
      def set_foo(n)
        @foo = n
      end
      def set_bar(n)
        @bar = n
      end
    end

## Symbols

    mystring = :steveT;

## String Interpolation

    "foo #{'bar'+my_variable}"