# The here-document is not here, but at the end of the program
repeat
   s$ = input
   until error = 1
   print s$
.
input_data
This is a 'raw' string with the following properties:
  - indention is preserved,
  - an escape sequence such as a quotation mark "\\" is interpreted literally, and
  - interpolation such as %(a) is also interpreted literally.
  - """ is also interpreted literally.

`Have fun!`