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A Perl module is a discrete ... Since Hello/World.pm is not in your @INC path, you must specify . on the command line to run the above example: ... For example, the ...
This includes Perl itself, nearly all publicly released modules, many scripts, most design documents, many articles on Perl.com and other Perl-related web sites, and the Parrot virtual machine. Pod is rarely read in the raw, although it is designed to be readable without the assistance of a formatting tool.
An entire Perl program may also be specified as a command-line parameter to Perl, so the same program can also be executed from the command line (example shown for Unix): $ perl - e 'print "Hello, World!\n"'
In a talk at the YAPC::Europe 2005 conference and subsequent article "A Timely Start", Jean-Louis Leroy found that his Perl programs took much longer to run than expected because the perl interpreter spent significant time finding modules within his over-large include path. [120] Unlike Java, Python, and Ruby, Perl has only experimental support ...
Perl control structures; Perl modules - modular extensions of the Perl language. The following modules (and module groups) and many more, including support for them (manuals, etc.) can be found on CPAN.org, using its search box: Webpage-related modules – for creating, serving, fetching, and parsing web pages CGI.pm; Library for WWW in Perl ...
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Some of them facilitate higher-level communications between modules, especially stand-alone applications that need to remain independent from the main distribution of Perl. In general, POE Components are ready-made high level procedures that perform specific large tasks. A few examples: Component::Server::TCP - a special-purpose TCP servlet
Outline of Perl – overview of and topical guide to the Perl programming language; Raku – Perl 5's sister language; man page – form of software documentation usually found on a Unix or Unix-like operating system, invoked by issuing the man command. Perl documentation is sometimes available as man pages.