function xyz(){
    $this->load->library('pagination');
    $config['base_url'] = "http://localhost/rainbow/admin/postList/xyz";
    $config['per_page'] = 10;
    $config['total_rows'] = $this->post_model->list_count();
    $config['uri_segment'] = 3;
    $config['page_query_string'] = TRUE;
    $page = ($this->uri->segment(3)) ? $this->uri->segment(3) : 0;
    $this->pagination->initialize($config);

    $data['lists']=$this->post_model->listing($config["per_page"], $page);
    $this->load->view('includes/header');
    $this->load->view('listing/listing_post',$data);
    $this->load->view('includes/footer');

function search_listing($limit, $start)
{
    if(isset($this->input->get('search')))
    {
        $this->db->like('post_name',$this->input->get('search'))
    }
    $this->db->limit($limit, $start);
    $query=$this->db->get('blog');
    return $query->result();
}

function xyz()
 {
$this->load->library('pagination');
$config['base_url'] = "http://localhost/rainbow/admin/postList/xyz";
$config['per_page'] = 10;
$config['total_rows'] = $this->post_model->list_count();
$config['uri_segment'] = 4;
$config['page_query_string'] = TRUE;
$page = ($this->uri->segment(4)) ? $this->uri->segment(4) : 0;
$this->pagination->initialize($config);

$data['lists']=$this->post_model->listing($config["per_page"], $page);
$this->load->view('includes/header');
$this->load->view('listing/listing_post',$data);
$this->load->view('includes/footer');
 }