Robticus,

The data structure that I want is in fact the one you had mentioned (i.e. A Hash of Hashes). My code has been generating this kind of structure. 

#Foreach that loops through @rows which stores data from a CSV file.

 foreach my $rec (@rows) {
        

        
      foreach my $dept (@Divisions) {
        
        
            if ($rec->[5] =~ /^$dept/ && $rec->[8] =~ /^P\W[1-5]|D\W[1
+-2]|AD\w|DD\w|DG/) {
      
            
                my $Rec = { 
                             GRADE=>strip_hyphen($rec->[0]),   
                             POSITION=>$rec->[1],
                             NAME=>invert_name($rec->[2])             
+   
           };
            
             #The Divison is then added here
    
            push @{$AG{$rec->[4]}},$Rec;
            

            } 
 
            
            
            }
      
 }

<code>
Dump of the %AG structure generated by logic above:


VAR1 = 'ESRD - Office of Director';
$VAR2 = [
          {

            'NAME' => 'A. Smith',
            'POSITION' => 'DIRECTOR',
            'GRADE' => 'D1'
          },
          {

            'NAME' => 'P. Green',
            'POSITION' => 'SENIOR DIRECTOR',
            'GRADE' => 'D2'
          }
        ];

$VAR3 = 'BERF - Office of Technology';
$VAR4 = [
          {
            'NAME' => 'G. Tekola',
            'POSITION' => 'JUNIOR OFFICER',
            'GRADE' => 'P1'
          },
          {
            'NAME' => 'P. Brown',
            'POSITION' => 'JUNIOR OFFICER',
            'GRADE' => 'P1'
          },
          {
            'NAME' => 'T. Green',
            'POSITION' => 'Technology Officer',
            'GRADE' => 'P2'
          },
          {
            'NAME' => 'T. Green',
            'POSITION' => 'Technology Officer',
            'GRADE' => 'P2'
          },
          {
            'NAME' => 'T. Green',
            'POSITION' => 'Technology Chief',
            'GRADE' => 'P3'
          },
        ];

[download]
I then can access the data using the following logic: 
foreach my $A (sort keys %AG) {
    
     foreach my $p ( sort {   substr($$a{GRADE},0,1) cmp substr($$b{GR
+ADE},0,1) || substr($$b{GRADE},0,2) cmp substr($$a{GRADE},0,2)} @{$AA
+{$A}})  {

 my( $grade_nums,$grade, $name,$position ) = ($p->{GRADE_NUMS},$p->{'G
+RADE'}, $p->{'NAME'},$p->{'POSITION'} );
        
        print   $grade_nums,$grade, $name,$position,"\n";   

        
}
 
}

[download]
How do I then implement you counter logic in this type of structure? A small pointer would be appreciated. I did read Perldesc which helped me to develop my data structure. Maybe I need to change it? And yes, I will try to invest in a good editor. Maybe Komodo.

In reply to Re^4: Counting Problem by Anonymous Monk
in thread Counting Problem by GuiPerl

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