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.)


#!/bin/sh
# A leading hash symbol begins a comment.
echo "Hello"      # Comments can appear after a statement.
 
# The hash symbol must be at the beginning of a word.
echo This_Is#Not_A_Comment
#Comment