... documentation, 59perldoc, 239 perlfunc documentation, 31 perlopentuf documentation, 31 perlpodspec documentation, 237 perlre documentation, 29regular expressions, 7perlretut documentation, 29perlstyle ... 60– 63 PERL5 LIB environment variable, 37 , 56 PERL5 OPT environment variable, 174 Perl: :Critic module, 118–122perlbench tool, 92, 107–109perldebguts documentation, 26, 29benchmarking and, 102perldebug ... regexes, 13 patches, 157PATH setting, 32 PAUSE (Perl Authors Upload Server), 159 Perl Authors Upload Server (PAUSE), 159 Perl Best Practices, 14, 112 Perl Power Tools, 95, 240 Perl Review, 266 perl5 db.pl,...