perlfaq3 5.8.8

perlfaq3 Perl module contains programming tools.

How do I do (anything)?

Have you looked at CPAN (see perlfaq2)? The chances are that someone has already written a module that can solve your problem. Have you read the appropriate manpages? Heres a brief index:

Basics perldata, perlvar, perlsyn, perlop, perlsub
Execution perlrun, perldebug
Functions perlfunc
Objects perlref, perlmod, perlobj, perltie
Data Structures perlref, perllol, perldsc
Modules perlmod, perlmodlib, perlsub
Regexes perlre, perlfunc, perlop, perllocale
Moving to perl5 perltrap, perl
Linking w/C perlxstut, perlxs, perlcall, perlguts, perlembed
Various http://www.cpan.org/misc/olddoc/FMTEYEWTK.tgz
(not a man-page but still useful, a collection
of various essays on Perl techniques)

A crude table of contents for the Perl manpage set is found in perltoc.