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reference:http://stackoverflow.com/questions/9813273/web-scraping-in-php

<?php
require 'simple_html_dom.php';

$html = file_get_html('http://www.google.com/');
$title = $html->find('title', 0);
$image = $html->find('img', 0);

echo $title->plaintext."<br>\n";
echo $image->src;
?>

OR

<?php
$data = file_get_contents('http://www.google.com/');

preg_match('/<title>([^<]+)<\/title>/i', $data, $matches);
$title = $matches[1];

preg_match('/<img[^>]*src=[\'"]([^\'"]+)[\'"][^>]*>/i', $data, $matches);
$img = $matches[1];

echo $title."<br>\n";
echo $img;
?>