sub new {
  my ($class,%args) = @_;
  my $new_object = $class->SUPER::new(%args);
  ....

##</code><code>##

$ perl t2.pl
I'm in the child_class new
my super is class_insideout
id: 1
Use of uninitialized value in array element at /home/glide/develop/perl_tests/Object_InsideOut/class_insideout.pm line 27.
Use of uninitialized value in concatenation (.) or string at /home/glide/develop/perl_tests/Object_InsideOut/class_insideout.pm line 27.
name:
Use of uninitialized value in array element at /home/glide/develop/perl_tests/Object_InsideOut/class_insideout.pm line 28.
Use of uninitialized value in concatenation (.) or string at /home/glide/develop/perl_tests/Object_InsideOut/class_insideout.pm line 28.
address:

##</code><code>##

package class_insideout;
use strict;
use warnings;
{
  use Object::InsideOut;

  my @name 
    :Field 
      :Arg(Name => 'name', 'Mandatory' => 1)
        :Std(Name => 'name');
  my @address 
    :Field 
      :Arg(Name => 'address', 'Mandatory' => 1)
        :Std(Name => 'address');

  sub _init  :Init{
    my ($self,$args) = @_;
    warn("I'm in the ".__PACKAGE__ ." _init\n");
    return;
  }
  sub write {
    my ($self) = @_;

    print "name: ". $name[$$self] ."\n";
    print "address: ". $address[$$self] ."\n";
  }
}
1;

##</code><code>##

package child_class;

use strict;
use warnings;
use Class::Std::Utils;
use base qw(class_insideout);
{
  my %num_ID;

  sub new {
    my ($class, %args) = @_;

    my $new_object = $class->SUPER::new(%args);
    warn("I'm in the ".__PACKAGE__." new\n");
    warn("my super is @child_class::ISA \n");
    $num_ID{ident $new_object} = $args{id};
    return $new_object;
 }
  sub write {
    my ($self) = @_;

    print "id: ". $num_ID{ident $self} ."\n";
    $self->SUPER::write();

    return;
  }
}
1;

##</code><code>##

use strict;
use warnings;

use FindBin;
use lib $FindBin::Bin;
use child_class;


my $person = child_class->new(id=>1,name=>'aaa',address=>'bbb') or die();

$person->write();