PHP: Read RSS Feed with limit

functions.php

function getFeed($feed_url, $limit) {

    $content = file_get_contents($feed_url);
    $x = new SimpleXmlElement($content);

    echo "<ul>";

    $count = $limit;
    
    foreach($x->channel->item as $entry) {
        $timestamp = strtotime($entry->pubDate);
        $new_date = date('j/m/Y - G:i',$timestamp);
        
        echo "<li><a href='$entry->link' title='$entry->title'><span class='widget-date'>". $new_date ."</span><br>" . $entry->title . "</a></li>";
        if($count <= 1)
            break;
        $count--;
    }
    echo "</ul>";
}

/* Use */
<?php getFeed("http://www.prova.it/feed/",2); ?>