... 1 18 122perlbench tool, 92, 107–109perldebguts documentation, 26, 29benchmarking and, 102perldebug documentation, 59perldoc, 239perlfunc documentation, 31perlopentuf documentation, 31perlpodspec ... and, 82 interactive programs, 188 interior sequences (Pod), 2 38 Intermediate Perl, 3, 137IO::Handle module, 40IO::Interactive module, 188 IO::Socket::INET module, 160JJAPH (Just another Perl ... 237perlre documentation, 29regular expressions, 7perlretut documentation, 29perlstyle documentation, 112perlsub documentation, 155perltidy program, 112–114perlvar documentation, 193 PERL_ DPROF_OUT_FILE_NAMEenvironment...