William Torrez Corea <willitc9...@gmail.com> writes: > Mean: !~ /\*/
!~ is "not matching the following regular expression" /\*/ is a regular expression matching a star (*). So the condition is true if $extension contains no star. Regular expressions is the heart of Perl, you may want to read a bit about it :) Best regards, Olivier > I have the following code: > > if ($extension !~ /\*/) { > $backup = $ARGV . $extension; > } -- -- To unsubscribe, e-mail: beginners-unsubscr...@perl.org For additional commands, e-mail: beginners-h...@perl.org http://learn.perl.org/