#!/usr/bin/perl

use strict;
use warnings;

use XML::Simple qw/ XMLin /;
use Data::Dumper;
$Data::Dumper::Sortkeys = 1;

local $/;

my $staff = XMLin( <DATA>, ForceArray => 1 );

foreach my $employee ( @{ $staff->{'employee'} } ) {
    print Dumper( $employee );
}

__DATA__
<?xml version='1.0'?>
<staff>
  <employee>
    <name>Pradeep</name>
    <age>23</age>
    <sex>M</sex>
    <department>Coder</department>
  </employee>
  <employee>
    <name>Pradeep</name>
    <age>22</age>
    <sex>M</sex>
    <department>HR</department>
  </employee>
</staff>