public function getUpdatedAt()
    {
        $updatedAtAttribute = $this->updatedAtAttribute;
        if (!is_string($updatedAtAttribute) || empty($updatedAtAttribute)) {
            return null;
        }
        return $this->$updatedAtAttribute;
    }
public function getUpdatedAt()
    {
        $updatedAtAttribute = $this->updatedAtAttribute;
        if (!is_string($updatedAtAttribute) || empty($updatedAtAttribute)) {
            return null;
        }
        return $this->$updatedAtAttribute;
    }
public function getUpdatedAt ( ) { $ updatedAtAttribute = $ this -> updatedAtAttribute ; if ( ! is_string ( $ updatedAtAttribute ) || empty ( $ updatedAtAttribute ) ) { return null ; } return $ this -> $ updatedAtAttribute ; }
Get update time.
@return string timestamp
Get update time .