package X;

our $PREF;

sub new {
    bless {}, $PREF;
}

package A;

sub foo {
    print __PACKAGE__;
}

package B;

sub foo {
    print __PACKAGE__;
}

package main;

$X::PREF = 'B';

my $o = X->new;

$o->foo;

[download]

Prints:

B

[download]

You can change $X::PREF = line to 'A' and it will print A.

--
"Go up to the next female stranger you see and tell her that her "body is a wonderland."
My hypothesis is that she’ll be too busy laughing at you to even bother slapping you." (src)

In reply to Re^3: Comments and suggestions on new module by LTjake
in thread Comments and suggestions on new module by cosmicperl

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