https://testurl/opr-web/opr-evt-browser open critical medium SAR_OP_Service business_transaction_group 2017-06-06T15:37:13Z 2017-06-20T10:37:20.098Z 2017-06-20T10:37:20.156Z 2017-06-06T15:37:17.414Z SAR_RemedyIncident INC000018745375 SAR_RemedyQueue Coll@borate-L3 SAR_RemedyStatus Assigned SAR_SSRID 957 Service Name IPT 6/6/2017 03:37:13 PM 6/20/2017 10:37:20 AM 6/20/2017 10:37:20 AM 6/6/2017 03:37:17 PM ##

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

use XML::XPath;
my $file = 'C:/Users/snehit.rahate/Perl/events.xml';
my $xpath = q{//custom_attribute_list/custom_attribute[name='Service Name']/value}; # return no result
my $xp = XML::XPath->new(filename=>$file);
my $nodeset = $xp->find($xpath);
for my $node ($nodeset->get_nodelist) {
    print " XML::XPath: ",$node->string_value,"\n";
}