libxml_use_internal_errors(true);
	
$doc = new DOMDocument();
$doc->loadHTMLFile('http://forum.phpfrance.com/');
	
$xpath = new DOMXPath($doc);
	
$title = $xpath->query('//title')->item(0);
$description = $xpath->query('//meta[@name="description"]/@content')->item(0);
	
echo $title->nodeValue;
echo $description->nodeValue;

$images = $xpath->query('//img/@src');
	
foreach($images as $image)
{
    echo $image->nodeValue;
}

<?php $tags = get_meta_tags('http://www.monsite.com/'); ?>
<br />
<?php echo ' Les mots clés : '.$tags['keywords']; ?><br />
<?php echo  ' La description : '. $tags['description']; ?>  </div>