index.php

<?php
defined('BASEPATH') OR exit('No direct script access allowed');

class Index extends CI_Controller {
    public function __construct()
    {
        parent::__construct();
        $this->load->model('m_produk');
        $this->load->helper(['url','html','form']);
        $this->load->database();
        $this->load->library(['form_validation','session','pagination']);
    }

    public function index()
    {
        $this->load->database();
        $jumlah_data = $this->m_produk->jumlah_data();
        $this->load->library('pagination');
        $config['base_url'] = base_url().'http://localhost/rumah/index';
        $config['total_rows'] = $jumlah_data;
        $config['per_page'] = 10;
        $from = $this->uri->segment(3);
        $this->pagination->initialize($config);
        $data['produk'] = $this->m_produk->data($config['per_page'],$from);
        $this->load->view('account/v_dashboard',$data);
    }

    public function deskripsi($id){
        $rules =    [
                        [
                                'field' => 'caption',
                                'label' => 'Caption',
                                'rules' => 'required'
                        ],
                        [
                                'field' => 'description',
                                'label' => 'Description',
                                'rules' => 'required'
                        ]
                    ];

        $this->form_validation->set_rules($rules);
        $image = $this->m_produk->find($id)->row();

        if ($this->form_validation->run() == FALSE)
        {
            $this->load->view('produk/deskripsi',['image'=>$image]);
        }
    }
}

//controller