getURL.php

<?php

/**
 * [1]  http://yourdomain.com/folder/folder2/link
 * [2]  http://yourdomain.com/link
 * 
 * in both cases above, getURL() return "link".
 * so, always taking the last parameter.
 */
function getURL() {
    
    $url = $_SERVER['REQUEST_URI'];
    $url = explode("/", $url);
    $url = end($url);
    $url = explode(".", $url);
    $url = $url[0];
    
    return $url;
    
}

?>