-> is not related to packages. It is used for accessing reference values. Consider:

use strict;
use warnings;

my @array = ("Hello world");
my $refArray = \@array;

print $refArray->[0];

[download]

Prints:

Hello world

[download]
Perl's payment curve coincides with its learning curve.

In reply to Re: Doubts on "Nesting packages" and "typeglobs" by GrandFather
in thread Doubts on "Nesting packages" and "typeglobs" by perlpal

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