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References in Perl

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Introduction

References allow the programmer to store an aggregate data structure in a simple variable, which can be passed around more easily, to represent complex, nested data structures, and also serve as the basis of Perl's object system.

Tutorials

perlreftut

The built-in references tutorial in the Perl 5 distribution. Also see the following documents:

#perlcafe chat log about Perl References

This is a log of the #perlcafe IRC channel where we tried to explain about references to an inexperienced programmer who had problems understanding their concept. It may prove useful for some insights.

Beginning Perl

Chapter 7 of "Beginning Perl" discusses references.

Perl for Perl Newbies Series

The second presentation in the series discusses references.

Randal Schwartz's “Show Me Your References”

A brief article by Randal Schwratz that covers references in Perl and the syntaxes for using them.

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