/** * Add states * * @param \Opit\OpitHrm\TravelBundle\Entity\StatesTravelExpenses $states * @return TravelExpense */ public function addState(\Opit\OpitHrm\TravelBundle\Entity\StatesTravelExpenses $states) { $states->setTravelExpense($this); // synchronously updating inverse side $this->states[] = $states; return $this; }