Hi, You might want to look at the documentation of perl itself.
http://search.cpan.org/~jesse/perl-5.14.1/pod/perlobj.pod#A_Method_is_Simply_a_Subroutine Good luck, Marius On Sun, Jul 3, 2011 at 11:52 AM, Meir Guttman <[email protected]> wrote: > Hi all! > > > > First I should mention that I am a Perl newbie, using Perl for less than two > years! I learned Perl by doing, never attending a formal course. And > although I am using objects daily (how can one NOT using these?), I never > created an OO package. This is my first post to this list. > > > > I recently came to realize that it might be beneficial to implement a > certain package as an OO one. My first stop was, as suggested by the CPAN > Moose page, Moose::Manual and all its hyper-links. Here my enthusiasm > waned... > > > > These pages deal a lot with "Attributes". In fact, four of these chapters, > under different names, explain many aspects of these. Nevertheless, no > explanation is offered as to the accessibility to these attributes. What are > the scoping rules? > > > > As opposed to "attributes", "methods" get next to nothing treatment! The > only coverage of methods is in the "concepts" chapter and it is literally > this: > > > > -------------------- > > Method > > > > A method is very straightforward. Any subroutine you define in your class is > a method. > > > > Methods correspond to verbs, and are what your objects can do. For example, > a User can login. > > > > sub login { ... } > > > > -------------------- > > > > That's it folks! You will not find a "Methods" chapter there! > > > > I couldn't find a non-trivial example as to how to write a useful method or > how to INVOKE one in your script. Yes, I did look at the "Cookbook" > (Moose::Cookbook::Basics::Recipexxx)! But again, much about attributes > there, very little about methods. > > > > One example: You see a lot of "my $self = shift;" in the code examples of > some methods, but not a single word about what is it, of what use is it and > why do you need it. (It seems to be a common convention to use this variable > name...) > > > > Another: You will fleetingly find terms such as "privately accessible..." > (those entities with a name starting in an underscore?) and "publicly > accessible..." (those that do not?). What do these mean? Why do you need and > where do you use one or the other? Can you "privately access" a "publicly > accessible" entity? Not a word! > > > > In short, a lot to be desired... > > > > Can somebody point me to a better source? > > > > Meir. > > > > Please, don't flame me! Even though I should know a lot more about many more > things in Perl, basic and advanced, an introduction such as Moose::Manual > should be peppered with hyper-links to even basic concepts such as packages, > and so. Bear with me... > >
