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Top Forums Programming Curious About Offbeat "#" Usage in C . . . Post 302928669 by Don Cragun on Saturday 13th of December 2014 09:51:13 PM
Old 12-13-2014
The #if, #else, and #endif are C pre-processor directives. If the macro PERL_VERSION expands to a value greater than 7, the code between the #if and the #else will be compiled into the program; otherwise the code between the #else and the #endif will be compiled into the program.
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Mason::Manual(3pm)					User Contributed Perl Documentation					Mason::Manual(3pm)

NAME
Mason::Manual - Index of Mason documentation MANUALS
Mason::Manual::Intro A quick introduction to get your feet wet. Mason::Manual::Setup How to set up Mason in a web environment and a non-web environment. Mason::Manual::Components All about components, the building blocks of Mason. Mason::Manual::Syntax A full reference of syntax that can be used in components. Mason::Manual::RequestDispatch How request paths get mapped to page components. Mason::Manual::Cookbook Recipes for common Mason tasks. Mason::Manual::FAQ Frequently asked questions. Mason::Manual::Filters Using and creating filters that can be applied to portions of content in a component. Mason::Manual::Plugins Using and creating plugins to modify Mason behavior. Mason::Manual::UpgradingFromMason1 Summary of differences between Mason 1 and Mason 2. OBJECT DOCUMENTATION
Mason::Interp Mason::Interp is the central Mason object, returned from "Mason->new". It is responsible for creating new requests, compiling components, and maintaining the cache of loaded components. Mason::Request Mason::Request represents a single request for a page, and is the access point for most Mason features not provided by syntactic tags. Mason::Component Mason::Component is the base class from which all generated component classes inherit, directly or indirectly. SEE ALSO
Mason AUTHOR
Jonathan Swartz <swartz@pobox.com> COPYRIGHT AND LICENSE
This software is copyright (c) 2011 by Jonathan Swartz. This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself. perl v5.14.2 2012-05-02 Mason::Manual(3pm)
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