PHP og XML + foreach

PHP kode 

 <?php
     // Load doc
     $doc = new DOMDocument();
     $doc->load( 'gallery.xml' );
     
     // fetch images
     $imageNodes = $doc->getElementsByTagName( "image" );
     
     // Init template data
     $tplImages = array();
     
     for($i = 0; $i < 6; $i++) {
         // fetch node from bottom up.
         $node = $imageNodes->item($imageNodes->length-$i); // Hvis fejl opstår, læg -1 til.
         // Build template data
         $tplImages[] = array(
             'filename' => $node->getElementsByTagName( "filename" )
                                ->item(0)->nodeValue,
             'caption' => $node->getElementsByTagName( "caption" )
                               ->item(0)->nodeValue
         );
     }
     
     //Alternativt kan det gøres således:
     
     $len = $imageNodes->length - 5 > 0 ? $imageNodes->length - 5 : 0;
     for($i = $imageNodes->length; $i > $len; $i--) {
         // fetch node from bottom up.
         $node = $imageNodes->item($i-1); // Hvis fejl opstår, læg +1 til.
         // Build template data
         $tplImages[] = array(
         'filename' => $node->getElementsByTagName( "filename" )
             ->item(0)->nodeValue,
         'caption' => $node->getElementsByTagName( "caption" )
             ->item(0)->nodeValue
         );
     }
 ?>
 <table>
     <?php foreach($tplImages as $item): ?>
     <tr>
         <td width="160px" align="center" valign="top">
             <a href="?page=galleri"><img src="thumbs/<?php echo $item['filename']; ?>" width="65px" height="65px" /><?php echo $item['caption']; ?></a>
         </td>
     </tr>
     <?php endforeach; ?>
 </table>

PHP kode 

 $doc = new DOMDocument();
 $doc->load( 'gallery.xml' );
   
 $images = $doc->getElementsByTagName( "image" );
 print "<td width=\"160px\" align=\"center\" valign=\"top\">";
 for ($i=$images->length;$i>=0&&$i>$images->length-6;--$i) {
   $image=$images->item($i);
   $filenames = $image->getElementsByTagName( "filename" );
   $filename = $filenames->item(0)->nodeValue;
   $captions = $image->getElementsByTagName( "caption" );
   $caption = $captions->item(0)->nodeValue;
   print "<a href=\"?page=galleri\"><img src=\"thumbs/" .$filename. "\" width=\"65px\" height=\"65px\" /></a><br />";
 }

Kode 

<?php
  // Load doc
$doc = new DOMDocument();
$doc->load( 'gallery.xml' );

//fetch images
$imageNodes = $doc->getElementsByTagName( "image" );

// Init template data
$tplImages = array();

//Alternativt kan det gøres således:

for($i = $imagesNodes->length, $len = $imagesNodes->length-5; $i > $len; $i--) {
	// fetch node from bottom up.
	$node = $imageNodes->item($i); // Hvis fejl opstår, læg +1 til.
	// Build template data
	$tplImages[] = array(
	'filename' => $node->getElementsByTagName( "filename" )
		->item(0)->nodeValue,
	'caption' => $node->getElementsByTagName( "caption" )
		->item(0)->nodeValue
	);
}
?>
<table>
<?php foreach($tplImages as $item): ?>
<tr>
<td width="160px" align="center" valign="top">
<a href="?page=galleri"><img src="thumbs/<?php echo $item['filename']; ?>" width="65px" height="65px" /><?php echo $item['caption']; ?></a>
</td>
</tr>
<?php endforeach; ?>
</table>

?>