A PHP RSS Reader that will sort through a RSS feed to only display posts tagged with a specific category.

RSS Reader to Sort by Category

<?php 
    $url = "$URL_of_feed";
    $rss = simplexml_load_file($url);
    $items = $rss->channel->item;
    $count = 0;
    if($rss) {
        foreach($items as $item) {                  
            if($count <= 1) {
                $title = $item->title;
                $description = $item->description;
                $link = $item->link;
                $categories = $item->category;
                foreach($categories as $category) {
                    if ($category == "$category_name") { ?>
                        <h3><a href="<?php echo $link; ?>"><?php echo $title; ?></a></h3>
                        <p><?php echo $description; ?></p>
                    <?php $count++;
                    }
                } 
            }
        }
    }
?>