function ubah(){
            $data['penduduk']=$this->db_penduduk->getPendudukWhere($this->uri->segment(3));
            $this->load->view('penduduk_ubah',$data);
        }

        function hapus(){
            $sql='DELETE FROM penduduk WHERE id=?';
            $this->db->query($sql,$this->uri->segment(3));
            redirect('penduduk/','refresh');
        }