#!/usr/bin/perl
use strict;
use warnings;

use XML::Rules;

print "This will calculate the total amount and To no of transactions \n";

my $totalamt = 0;
my $cnt = 0;

my $parser = XML::Rules->new( stripspaces => 7,
	rules => {
		_default => '',
		b => sub {++$cnt;return},
		payment_amount => sub {$totalamt+=$_[1]->{_content};return},
	});
$parser->parse(\*DATA);

print "The total amount found is $totalamt \n";
print "Total Transactions are    $cnt      \n";

__DATA__
<a>
	<b>
			<client_account_cred>68789790390909090489</client_account_cred>
			<Payment_UTR_No>MTRIN10909890896</Payment_UTR_No>
			<payment_amount>700000</payment_amount>
	</b>
	<b>
			<client_account_cred>9033753053985392INR</client_account_cred>
			<Payment_UTR_No>938573895735154</Payment_UTR_No>
			<payment_amount>1222706</payment_amount>
	</b>
	<b>
			<client_account_cred>9284723472047222INR</client_account_cred>
			<Payment_UTR_No>RP JLLKL7687</Payment_UTR_No>
			<payment_amount>1437865.95</payment_amount>
	</b>
</a>

##</code><code>##

#!/usr/bin/perl
use strict;
use warnings;

use XML::Rules;

print "This will calculate the total amount and To no of transactions \n";


my $parser = XML::Rules->new( stripspaces => 7,
	start_rules => {
		a => sub {
			$_[4]->{pad}{count}=0;
			$_[4]->{pad}{total}=0;
			1;
		}
	},
	rules => {
		_default => '',
		b => sub {++ $_[4]->{pad}{count}; return},
		payment_amount => sub {$_[4]->{pad}{total} += $_[1]->{_content};return},
		a => sub {return %{$_[4]->{pad}}}
	});
my $data = $parser->parse(\*DATA);

print "The total amount found is $data->{total}\n";
print "Total Transactions are    $data->{count}\n";

__DATA__
<a>
	<b>
...