http://www.facebook.com/my_page_name
http://www.facebook.com/pages/my_page_name
http://www.facebook.com/my_page_ID
identifier = url.substring(url.lastIndexOf("/"))
graphUrl = "https://graph.facebook.com/" + identifier
urlJsonData = getGraphData(graphUrl)
url = http://www.facebook.com/southpark
url = http://www.facebook.com/6708787004
<?php
function getFacebookId($url) {
$id = substr(strrchr($url,'/'),1);
$json = file_get_contents('http://graph.facebook.com/'.$id);
$json = json_decode($json);
return $json->id;
}
echo getFacebookId($_GET['url']);
?>