#Example Script 1
use strict;
use warnings;
use Data::Dumper;
use XML::Simple;
use Getopt::Long;

my $output = '';
my $debug = 0;
my $path;
GetOptions('path=s' => \$path,'output=s' => \$output, 'debug=i' => \$debug);

if($output eq ''){
	die ("parameter --output=s is missing");
}	 
open my $xmloutput, ">", $outputFile or die "can not open $outputFile ";
 print $xmloutput "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<?xml-stylesheet type=\"text/xsl\" href=\"book.xsl\"?>\n<Books>\n";

my $parser = new XML::Simple;
my $data = $parser->XMLin("$path");
print $xmloutput " <bookDetails> \n";
print $xmloutput "  <bookName>$data</bookName> \n";
print $xmloutput " </bookDetails> \n";
print $xmloutput " </Books> \n";
close $xmloutput;

##</code><code>##

EXAMPLE 2
use strict;
use warnings;
use Data::Dumper;
use XML::Simple;
use Getopt::Long;

my $output = '';
my $debug = 0;
my $path;
GetOptions('path=s' => \$path,'output=s' => \$output, 'debug=i' => \$debug);

if($output eq ''){
	die ("parameter --output=s is missing");
}	 
open my $xmloutput, ">", $outputFile or die "can not open $outputFile ";
 print $xmloutput "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<?xml-stylesheet type=\"text/xsl\" href=\"Piano.xsl\"?>\n<Piano>\n";

my $parser = new XML::Simple;
my $data = $parser->XMLin("$path");
print $xmloutput " <PianoDetails> \n";
print $xmloutput "  <PianoName>$data</PianoName> \n";
print $xmloutput " </PianoDetails> \n";
print $xmloutput " </Piano> \n";
close $xmloutput;