use strict;
use Spreadsheet::ParseExcel;
use Data::Dumper;
use Spreadsheet::WriteExcel;

my $val=0;
my $last_col;
my $col=0;
my $row=0;
my @req_sfr_array;
my $parser   = Spreadsheet::ParseExcel->new();
my $workbook = $parser->parse('formatting.xls');
my $row1;
my $col1;
my $rowmin;
my $colmin;

if ( !defined $workbook ) {
    die $parser->error(), ".\n";
}
my $workbook1 = Spreadsheet::WriteExcel->new("perl.xls");
    
   

foreach my $worksheet ( $workbook->worksheets() ) {
    $worksheet1  = $workbook1->addworksheet();    # if i write $workbo
+ok->addworksheet($workbook) not changing the worksheet name
    my ( $row_min, $row_max ) = $worksheet->row_range();
    my ( $col_min, $col_max ) = $worksheet->col_range();

    print DEBUG_LOG "PARSING WORKSHEET:", $worksheet->get_name(), "\n"
+;
    
    print "\n";
    print "ROW_MIN = $row_min, ROW_MAX = $row_max\n";
    print "COL_MIN = $col_min, COL_MAX = $col_max\n";
    print "\n";

    for my $row ( $row_min .. $row_max ) {
        for my $col ( $col_min .. $col_max ) {
            my $cell = $worksheet->get_cell( $row, $col );
            next unless ($cell);;
            next unless ($cell->value() =~ /\S+/);;
            
            my $val = 0;
            print "Row, Col    = ($row, $col)\n";
            print "Value       = ", $cell->value(), "\n";
            print "\n";
           $val = $cell->value();
        
        if($val eq "Register")
        {
            $rowmin=$row;
                        $colmin=$col;
            }
                   $row1=$row-$rowmin;
                   $col1=$col-$colmin;
         $worksheet1->write($row1, $col1, "$val");
    
        }
        
    }
}

Output file 
Register     output
2.           Correct
4.             Wrong
 

Input file
Blank box
Blank box Register       Output
           2.            Correct
           4.             Wrong
[download]

Add the new sheet with a name parameter my $worksheet1 = $workbook->add_worksheet('Name');

#!/usr/bin/perl
use strict;
use Spreadsheet::ParseExcel;
use Data::Dumper;
use Spreadsheet::WriteExcel;

my $parser   = Spreadsheet::ParseExcel->new();
my $workbook = $parser->parse('formatting.xls');

if ( !defined $workbook ) {
    die $parser->error(), ".\n";
}
my $workbook1 = Spreadsheet::WriteExcel->new("perl.xls");

foreach my $worksheet ( $workbook->worksheets() ) {
  my $name = $worksheet->get_name();

  # create worksheet with same name
  my $worksheet1  = $workbook1->addworksheet($name);
  
  my ( $row_min, $row_max ) = $worksheet->row_range();
  my ( $col_min, $col_max ) = $worksheet->col_range();
  next unless ($row_min > 0 && $col_min > 0); # skip blank sheets

  print "
  PARSING WORKSHEET: $name   
  ROW_MIN = $row_min, ROW_MAX = $row_max;
  COL_MIN = $col_min, COL_MAX = $col_max
";
  
  for my $row ( $row_min .. $row_max ) {
    for my $col ( $col_min .. $col_max ) {
      my $cell = $worksheet->get_cell( $row, $col );
      next unless defined $cell;
      my $val = $cell->value();     
      print "
   Row, Col    = ($row, $col);
   Value       = $val
";
      $worksheet1->write($row - $row_min, $col - $col_min, $val);   
    }    
  }
}
[download]

poj

how to delete a particular column? ( if a keyword in that cell is encountered then that entire column has to be deleted)