Learning Perl Objects, References, and Modules

callbacks

       accessing variables   2nd  

       find( ) function and   2nd  

       invoking subroutines multiple times  

       subroutine references and   2nd  

can method (UNIVERSAL)   2nd  

can_ok function (Test::More)  

catfile method (File::Spec)  

CGI module  

Changes file  

class methods

       building instances  

       File::Spec module and  

       instance methods and  

       OO modules and  

       restricting to  

class variables  

Class::MethodMaker module  

classes

       accessors and  

       defined  

       instances and  

       methods working with  

       UNIVERSAL class and  

       virtual methods and  

closure variables  

closures

       functionality  

       lexical variables and  

       persistence and  

       scope and  

cmp operator  

cmp_ok routine (Test::More)  

code   [See also OOP][See also OOP]

       decoupling  

       reusability of   2nd  

       testing coverage  

       ways to share  

code references

       AUTOLOAD method and  

       overview  

collisions, namespace   2nd  

comments   2nd  

compile phase

       AUTOLOAD and  

       BEGIN keyword and  

       declarations during  

       use base and  

complex data structures   [See data structures]

composition, inheritance versus  

Comprehensive Perl Archive Network   [See CPAN]

conditional tests  

constants, setting  

constructors

       anonymous array   2nd   3rd  

       anonymous hash   2nd   3rd  

       creating instances  

       inheriting   2nd  

       url subroutine  

copyright notices  

core modules   2nd   3rd  

CPAN (Comprehensive Perl Archive Network)

       contributing to  

       version numbers and  

current directory

       find( ) function and   2nd  

       @INC array and  

       search path and   2nd  

       testing and