Esempio n. 1
0
 /**
  * getInstance return the instance of the class (Singleton pattern)
  * 
  * @static
  * @access public
  * @return void
  */
 static function getInstance()
 {
     if (is_null(self::$_instance)) {
         $class = __CLASS__;
         self::$_instance = new $class();
     }
     return self::$_instance;
 }