AppBundle\Entity\Post::getUpdatedAt PHP Method

    public function getUpdatedAt()
    {
        return $this->updatedAt;
    }

 /**
  * @return bool
  */
 public function checkExistingUpdatedPdf()
 {
     if ($this->post->getIsPdfGenerated() === true && $this->post->getGeneratedAt() > $this->post->getUpdatedAt()) {
         return true;
     }
     return false;
 }