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#!/usr/bin/perl -w

use strict;
...
use LWP::Simple;

my $feed;

open( FH, ">feed.xml") or die "Error: $!\n";

$feed = get("http://rss.news.yahoo.com/rss/science");

print FH $feed;

my $parser = new XML::Parser ( Handlers => {
                               Start   => \&hdl_start,
                               End     => \&hdl_end,
                               Char    => \&hdl_char,
                             } );

$parser->parsefile("feed.xml");

sub hdl_start {
...
    my ($p, $ele, %attribs) = @_;
    $attribs{'string'} = '';
    $feed = \%attribs;

}

...
    my ($p, $ele) = @_;
    display_feed($feed) if $ele eq 'title';
    display_feed($feed) if $ele eq 'link';

}

...
   no strict 'refs';

   $feed->{'string'} .= $str;

}

sub display_feed {

   my $attribs = shift;

   $attribs =~ s/\n//g;

   print "$attribs->{'string'}\n\n";

}