On Feb 11, 2008 3:51 PM, Gunnar Hjalmarsson <[EMAIL PROTECTED]> wrote: > [ Please stop this top-posting!! And David, you'd better ask your Perl > questions of general interest to the list. ] > > Kashif Salman wrote: > > David Moreno wrote: > >> Kashif Salman wrote: > >>> David Moreno wrote: > >>>> On Feb 11, 2008 4:47 PM, John W. Krahn <[EMAIL PROTECTED]> wrote: > >>>>> > >>>>> lstat $filename; > >>>>> my $size = -s _; > >>>> > >>>> Did you mean: > >>>> > >>>> my $size = -s $_; > >>> > >>> Perl already has all the info from the previous lstat command, using _ > >>> is more efficient in that it doesn't have to do another system call. > >> > >> That is very interesting, actually. What piece of documentation should I > >> read to learn about this operators? > > > > I am not sure how to bring it up using the perldoc, I read it when I > > was going through the book "Learning Perl". Maybe someone else here > > can point out how to find it in perldoc.. > > perldoc -f -X > > -- > Gunnar Hjalmarsson > Email: http://www.gunnar.cc/cgi-bin/contact.pl > > > -- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > http://learn.perl.org/ > > >
My apologize. -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] http://learn.perl.org/
