Quote

      -i     When reading a message from standard input, don't treat a line with only a . char-
             acter as the end of input.

Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live. -- Damian Conway in "Perl Best Practices"
lesen: Wie frage ich & perlintro brian's Leitfaden für jedes Perl-Problem