Acklay
10
genetics
2051
Bith
12
anthropology
2053
Blistmok
14
metaphysics
2051
Chiilak
17

2051
Lylek


2053
Massiff
13
botany
2053

##</code><code>##

#!/usr/local/bin/perl
use strict;
use warnings;
use Data::Dumper;
my $file = "C:/Documents and Settings/franciscor/Desktop/Kindergarten.txt";
open my $fh, '<', $file or die("Error opening file $!");

my %students_51;
my %students_53;

until ( eof($fh) ) {
    chomp( my $name  = <$fh> );
    chomp( my $age   = <$fh> );
    chomp( my $topic = <$fh> );
    chomp( my $class = <$fh> );
    if ( $class == 2051 ) {
        $students_51{$name}->{'age'}   = $age;
        $students_51{$name}->{'topic'} = $topic;
        $students_51{$name}->{'class'} = $class;
    }
    elsif ( $class == 2053 ) {
        $students_53{$name}->{'age'}   = $age;
        $students_53{$name}->{'topic'} = $topic;
        $students_53{$name}->{'class'} = $class;
    }
}

close $fh;
print Dumper(\%students_51,\%students_53);

##</code><code>##

#OUTPUT:

$VAR1 = {
          'Chiilak' => {
                         'topic' => '',
                         'class' => 2051,
                         'age' => '17'
                       },
          'Blistmok' => {
                          'topic' => 'metaphysics',
                          'class' => 2051,
                          'age' => '14'
                        },
          'Acklay' => {
                        'topic' => 'genetics',
                        'class' => 2051,
                        'age' => '10'
                      }
        };
$VAR2 = {
          'Lylek' => {
                       'topic' => '',
                       'class' => 2053,
                       'age' => ''
                     },
          'Massiff' => {
                         'topic' => 'botany',
                         'class' => 2053,
                         'age' => '13'
                       },
          'Bith' => {
                      'topic' => 'anthropology',
                      'class' => 2053,
                      'age' => '12'
                    }
        };

##</code><code>##

use Text::Table;
my  $table_51 = Text::Table->new("NAME","AGE","TOPIC","CLASS");

##</code><code>##

foreach my $key(keys %students_51){
        #Direct interpolation to the add function of Text::Table
        $table_51->add(
                       $key,
                       "$students_51{$key}->{'age'}",
                       "$students_51{$key}->{topic}",
                       "$students_51{$key}->{class}"
                       );    # a record of data
        }
$table_51->add(' ');   #ADD AN EMPTY Record
print $table_51;

##</code><code>##

#OUTPUT:

NAME     AGE TOPIC       CLASS
Chiilak  17              2051 
Blistmok 14  metaphysics 2051 
Acklay   10  genetics    2051 

##</code><code>##

#Zuxu record
my @Zuxu_data = ("Zuxo"," "," ","2053"); #blanks serve as placeholders here

##</code><code>##

my $table_53 = Text::Table->new( "NAME\n-----", "AGE\n---", "TOPIC\n-----", "CLASS\n-----" );

my @Zuxu_data = ( "Zuxo", " ", " ", "2053" );
$table_53->load(
    [
        "Bith",                          "$students_53{Bith}->{'age'}",
        "$students_53{Bith}->{'topic'}", "$students_53{Bith}->{'class'}"
    ],
    [
        "Lylek",                          "$students_53{Lylek}->{'age'}",
        "$students_53{Lylek}->{'topic'}", "$students_53{Lylek}->{'class'}"
    ],
    [
        "Massiff",
        "$students_53{Massiff}->{'age'}",
        "$students_53{Massiff}->{'topic'}",
        "$students_53{Massiff}->{'class'}"
    ],
    \@Zuxu_data
);

print $table_53;


##</code><code>##

#OUTPUT:

NAME    AGE TOPIC        CLASS
-----   --- -----        -----
Bith    12  anthropology 2053 
Lylek                    2053 
Massiff 13  botany       2053 
Zuxo                     2053 

##</code><code>##

#print the header for $table_53 and Massiff's record.
foreach(0,1,4){
        print $table_53->table($_);
        }

##</code><code>##

#OUTPUT:

NAME    AGE TOPIC        CLASS
-----   --- -----        -----
Massiff 13  botany       2053 

##</code><code>##

#show me 3 records starting from line 2
print $table_53->table(2,3);

##</code><code>##

#OUTPUT:

Bith    12  anthropology 2053 
Lylek                    2053 
Massiff 13  botany       2053 

##</code><code>##

my @headed_table   = $table_53->table();
my @headless_table = $table_53->body();

print @headless_table;
print "+" x 50, "\n";
print @headed_table;

##</code><code>##

#OUTPUT:

Bith    12  anthropology 2053 
Lylek                    2053 
Massiff 13  botany       2053 
Zuxo                     2053 
++++++++++++++++++++++++++++++++++++++++++++++++++
NAME    AGE TOPIC        CLASS
-----   --- -----        -----
Bith    12  anthropology 2053 
Lylek                    2053 
Massiff 13  botany       2053 
Zuxo                     2053 


##</code><code>##

print $table_53->body();
print "\n\n";
my $third_record = $table_53->body(2);
print $third_record;

##</code><code>##

#OUTPUT:

Bith    12  anthropology 2053 <---The entire table body
Lylek                    2053 
Massiff 13  botany       2053 
Zuxo                     2053 


Massiff 13  botany       2053 <----Third Record only

##</code><code>##

#!/usr/local/bin/perl
use strict;
use warnings;
use Data::Dumper;
my $file = "C:/Documents and Settings/franciscor/Desktop/Kindergarten.txt";
open my $fh, '<', $file or die("Error opening file $!");

my %students_51;
my %students_53;

until ( eof($fh) ) {
    chomp( my $name  = <$fh> );
    chomp( my $age   = <$fh> );
    chomp( my $topic = <$fh> );
    chomp( my $class = <$fh> );
    if ( $class == 2051 ) {
        $students_51{$name}->{'age'}   = $age;
        $students_51{$name}->{'topic'} = $topic;
        $students_51{$name}->{'class'} = $class;
    }
    elsif ( $class == 2053 ) {
        $students_53{$name}->{'age'}   = $age;
        $students_53{$name}->{'topic'} = $topic;
        $students_53{$name}->{'class'} = $class;
    }
}

close $fh;
print Dumper(\%students_51,\%students_53);

use Text::Table;
my $table_51 =
  Text::Table->new( "NAME\n-----", "AGE\n---", "TOPIC\n-----", "CLASS\n-----" );

foreach my $key ( keys %students_51 ) {

    #Direct interpolation to the add function of Text::Table
    $table_51->add( $key, "$students_51{$key}->{'age'}",
        "$students_51{$key}->{topic}", "$students_51{$key}->{class}" );
}
$table_51->add(' ');    #ADD AN EMPTY LINE

print $table_51;

#since we are using a bulk loader we don't need to loop through %students_53
#Of course this is inefficient if your table has many rows and columns
my $table_53 =
  Text::Table->new( "NAME\n-----", "AGE\n---", "TOPIC\n-----", "CLASS\n-----" );

my @Zuxu_data = ( "Zuxo", " ", " ", "2053" );
$table_53->load(
    [
        "Bith",                          "$students_53{Bith}->{'age'}",
        "$students_53{Bith}->{'topic'}", "$students_53{Bith}->{'class'}"
    ],
    [
        "Lylek",                          "$students_53{Lylek}->{'age'}",
        "$students_53{Lylek}->{'topic'}", "$students_53{Lylek}->{'class'}"
    ],
    [
        "Massiff",
        "$students_53{Massiff}->{'age'}",
        "$students_53{Massiff}->{'topic'}",
        "$students_53{Massiff}->{'class'}"
    ],
    \@Zuxu_data
);

print $table_53;

##</code><code>##

my @headless_51 = $table_51->body();
my @headless_53 = $table_53->body();
print "@headless_51 @headless_53";

##</code><code>##

#OUTPUT:

Chiilak  17              2051 
 Blistmok 14  metaphysics 2051 
 Acklay   10  genetics    2051 
                               
 Bith    12  anthropology 2053 
 Lylek                    2053 
 Massiff 13  botany       2053 
 Zuxo                     2053 


##</code><code>##

my $merged_tables = Text::Table->new("\tTABLE 51 ","\tTABLE 53");
$merged_tables->add($table_51->select(0,1,2,3),$table_53->select(3,2,1,0));
print $merged_tables;

#OUTPUT:

	TABLE 51                      	TABLE 53                     
NAME     AGE TOPIC       CLASS CLASS TOPIC        AGE NAME   
-----    --- -----       ----- ----- -----        --- -----  
Chiilak  17              2051  2053  anthropology 12  Bith   
Blistmok 14  metaphysics 2051  2053                   Lylek  
Acklay   10  genetics    2051  2053  botany       13  Massiff
                               2053                   Zuxo   

##</code><code>##

my $merged_name_age=Text::Table->new("\tAGES OF CLASSES","");
$merged_name_age->add($table_51->select(0,1),$table_53->select(0,1));
print $merged_name_age;

#OUTPUT:

	AGES OF CLASSES            
NAME     AGE     NAME    AGE
-----    ---     -----   ---
Chiilak  17      Bith    12 
Blistmok 14      Lylek      
Acklay   10      Massiff 13 
                 Zuxo       


##</code><code>##

my $class_topic=Text::Table->new("Subjects Of Classes","");
$class_topic->add($table_51->select(2,3),$table_53->select(2,3));
print $class_topic;

#OUTPUT:

	Subjects Of Classes                   
TOPIC       CLASS    TOPIC        CLASS
-----       -----    -----        -----
            2051     anthropology 2053 
metaphysics 2051                  2053 
genetics    2051     botany       2053 
                                  2053 


##</code><code>##

# @Dlines  = $table1->body();
# @DPlines = $table2->body();

my $alignedTable = Text::Table->new();
for(my $i = 0 .. $#Dlines){   

        my($D1) = split(/\s{2,}/,$Dlines[$i])  if ($Dlines[$i] !~/^\s*+$/);
        my($D2) = split(/\s{2,}/,$DPlines[$i]) if ($DPlines[$i]!~/^\s*+$/);;
        $alignedTable->load([$D1, $D2]);
        }
print $alignedTable;