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 single line a comment
 
# this is a\
continued comment
 
(# this is a
multi-line comment #)
 
(# comments in (# this form #) can (# 
be (# arbitrarily #) #) nested #)
 
---- this is also a comment\
and can be continued
 
###
The whole rest of the file after three hashes
is a comment.