<?php

class Base
{
  public System $System;
  public Database $Database;

  function __construct(System $System)
  {
    $this->System = &$System;
    $this->Database = &$System->Database;
  }

  static function GetClassName()
  {
    return get_called_class();
  }

  public function __debugInfo()
  {   
    $Vars = get_object_vars($this);    
    unset($Vars['System'], $Vars['Database']);
    return $Vars;
  }
}