Task

Show all ways to include text in a language source file
that's completely ignored by the compiler or interpreter.



Related tasks

   Documentation
   Here_document


See also

   Wikipedia
   xkcd (Humor: hand gesture denoting // for "commenting out" people.)


(* This is a comment.
   It may extend across multiple lines. *)
 
{ Alternatively curly braces
  can be used. }
 
(* This is a valid comment in Standard Pascal,
   but not valid in [[Turbo Pascal]]. }
 
{ The same is true in this case *)