Untitled

public function get_latest_ticket_pr(){
        $this->db->select('kd_pr');
        $this->db->from('mst_pembelian');
        $this->db->order_by('kd_pr', 'DESC');
        $this->db->limit(1);
        $query = $this->db->get();

        if ($query->num_rows() > 0) {
            $row = $query->row();
            return $row->kd_pr;
        } else {
            return ""; // Jika tidak ada nomor tiket sebelumnya
        }
    }