rss feed reader

gistfile1.php

<?php

function getFeed($feed_url) {  
      
    $content = file_get_contents($feed_url);  
    $x = new SimpleXmlElement($content);  
      
    echo "<ul>";  
    $counter = 0;

    foreach($x->channel->item as $entry) {
           while($counter < 3){
                  echo "<li><a href='$entry->link' title='$entry->title'>" . $entry->title . "</a></li>";
                  break;
            }
            $counter++;
      }
    echo "</ul>";  
}  
?>