Read Config.xml in Perl

use XML::DOM;

my $parser = new XML::DOM::Parser;

my $doc = $parser->parsefile("config.xml");

for my $task ($doc->getElementsByTagName("Task")){

my $taskName = $task ->getAttribute("name");

my $inputInfo= $etlHop->getChildAtIndex(3);

my $inputFile= $inputInfo->getChildAtIndex(1)->getChildAtIndex(0)->getData;

}