public function operation() { parent::operation(); $this->Addbehavior(); var_dump('具体装饰对象B的操作'); }
public function operation() { return parent::operation() . ' - ' . $this->addedBehavior(); }
public function operation() { return parent::operation() . ' - ' . $this->addedState; }
public function operation() { parent::operation(); $this->addedOperationB(); }