<?php 
// Set the output readers_count
$readers_count = " [COUNT] Readers via Feed RSS";
 
// Get feedburner count (Change 'juliusdesign' to own feedburner name)
// Load Feedburner Awareness
$xml =   simplexml_load_file ("http://api.feedburner.com/awareness/1.0/GetFeedData?uri=juliusdesign") or die ("Unable to load XML file!");
// Load Count Readers by Feed Rss
$circulation = $xml->feed->entry['circulation'];
 
// Replace the [COUNT] in the readers_count with feedcount
$readers_count = str_replace("[COUNT]", $circulation , $readers_count);

// Stamp the Number
echo($readers_count); 
?>


Articolo completo su: http://www.juliusdesign.net/visualizzare-il-numero-dei-lettori-via-feed-rss-in-php