/**
* Retrieve the singleton instance of this class.
*/
public static function getInstance()
{
if (!isset(self::$instance)) {
$class = __CLASS__;
self::$instance = new $class();
}
return self::$instance;
}
/**
* Retrieve the singleton instance of this class.
*/
public static function getInstance()
{
if (!isset(self::$instance)) {
$class = __CLASS__;
self::$instance = new $class();
}
return self::$instance;
}