in reply to Add new rows and data to array.

As in your previous question, I use grep to eliminate irrelevant data.
use strict; use warnings; use Data::Dumper; my $data =[ ... # Ref OP ]; my @extras = grep {$_->{status} eq 'Extra'} @$data; my @mains = grep {$_->{status} eq 'Main' } @$data; MAIN: foreach my $main (@mains) { EXTRA: foreach my $extra (@extras) { next EXTRA if $main->{ID} ne $extra->{ID}; @{$main}{qw/new_name new_ad1 new_city new_z_code/} = @{$extra}{qw/name Ad1 City zCode/}; print Dumper($main); next MAIN; } }

OUTPUT:

$VAR1 = { 'ID' => '2222', 'City' => 'NY', 'zCode' => '0002', 'Ad1' => '20 North Central St.', 'name' => 'John D', 'state' => 'TO', 'new_z_code' => '0007', 'new_ad1' => '100 main St.', 'status' => 'Main', 'new_city' => 'BO', 'new_name' => 'Tony Star' }; $VAR1 = { 'zCode' => '2334', 'name' => 'Charles D', 'Ad1' => '12th Street', 'ID' => '1111', 'City' => 'NM', 'new_name' => 'Marie Doe', 'status' => 'Main', 'new_city' => 'MA', 'new_z_code' => '9857', 'state' => 'CA', 'new_ad1' => '44 Dell St' };
Bill

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Re^2: Add new rows and data to array.
by Anonymous Monk on Mar 19, 2020 at 21:35 UTC
    Yes, but I also need the other "status = Main" with no Extra related:

    This one, I will have lots of data in that situation:
    $VAR9 = { 'new_City' => '', 'ID' => '8888', 'status' => 'Main', 'name' => 'AKAKAK', 'City' => 'AA', 'state' => 'PP', 'new_ad1' => '', 'Ad1' => '1AAAA', 'new_z_code' => '', 'new_name' => '', 'zCode' => 'TTTT' };
      The $data array is updated. Print any part you want.
      ...# As before my @extras = grep {$_->{status} eq 'Extra'} @$data; my @mains = grep {$_->{status} eq 'Main' } @$data; MAIN: foreach my $main (@mains) { EXTRA: foreach my $extra (@extras) { next EXTRA if $main->{ID} ne $extra->{ID}; @{$main}{qw/new_name new_ad1 new_city new_z_code/} = @{$extra}{qw/name Ad1 City zCode/}; } print Dumper($main); }

      OUTPUT:

      $VAR1 = { 'state' => 'TO', 'new_z_code' => '0007', 'zCode' => '0002', 'status' => 'Main', 'ID' => '2222', 'name' => 'John D', 'City' => 'NY', 'new_city' => 'BO', 'new_ad1' => '100 main St.', 'Ad1' => '20 North Central St.', 'new_name' => 'Tony Star' }; $VAR1 = { 'zCode' => '2334', 'status' => 'Main', 'ID' => '1111', 'state' => 'CA', 'new_z_code' => '9857', 'Ad1' => '12th Street', 'new_name' => 'Marie Doe', 'name' => 'Charles D', 'City' => 'NM', 'new_city' => 'MA', 'new_ad1' => '44 Dell St' }; $VAR1 = { 'City' => 'AA', 'name' => 'AKAKAK', 'state' => 'PP', 'ID' => '8888', 'Ad1' => '1AAAA', 'zCode' => 'TTTT', 'status' => 'Main' };
      Bill
        Noticed that I still need to new rows, but empty because there is no status = extra related to that one :

        $VAR9 = { 'new_City' => '', <<<<<<< 'ID' => '8888', 'status' => 'Main', 'name' => 'AKAKAK', 'City' => 'AA', 'state' => 'PP', 'new_ad1' => '', <<<<<<< 'Ad1' => '1AAAA', 'new_z_code' => '', <<<<<< 'new_name' => '', <<<<<< 'zCode' => 'TTTT' };
        Thank you, I am going to implement my code here now!!!