Paging in CodeIgniter PHP
CONTROLLER
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
class City extends CI_Controller {
public function __construct() {
parent:: __construct();
$this->load->helper("url");
$this->load->model("Cities");
$this->load->library("pagination");
}
public function index() {
$this->load->view('welcome_message');
}
public function page() {
$config = array();
$config["base_url"] = base_url() . "city/page";
$config["total_rows"] = $this->Cities->city_record_count();
$config["per_page"] = 20;
$config["uri_segment"] = 3;
$this->pagination->initialize($config);
$page = ($this->uri->segment(3)) ? $this->uri->segment(3) : 0;
$data["results"] = $this->Cities->fetch_cities($config["per_page"], $page);
$data["links"] = $this->pagination->create_links();
$this->load->view("city_view", $data);
}
}
MODEL
<?php class Cities extends CI_Model {
public function __construct() {
parent::__construct();
$this->load->library('pagination');
$this->load->database();
}
public function city_record_count() {
$this->db->where('city_id >', 10);
$this->db->from('cities');
return $this->db->count_all_results();
//return $this->db->count_all("cities");
}
public function fetch_cities($limit, $start) {
$this->db->limit($limit, $start);
$this->db->where('city_id >', 10);
$this->db->order_by("city_name", "asc");
$query = $this->db->get("cities");
if ($query->num_rows() > 0) {
foreach ($query->result() as $row) {
$data[] = $row;
}
return $data;
}
return false;
}
}
VIEW
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Welcome to CodeIgniter</title>
</head>
<body>
<div id="container">
<h1>Cities</h1>
<div id="body">
<?php
foreach($results as $data) {
echo $data->city_id . " - " . $data->city_name . "<br>";
}
?>
<p><?php echo $links; ?></p>
</div>
<p class="footer">Page rendered in <strong>{elapsed_time}</strong> seconds</p>
</div>
</body>
</html>
CONTROLLER
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
class City extends CI_Controller {
public function __construct() {
parent:: __construct();
$this->load->helper("url");
$this->load->model("Cities");
$this->load->library("pagination");
}
public function index() {
$this->load->view('welcome_message');
}
public function page() {
$config = array();
$config["base_url"] = base_url() . "city/page";
$config["total_rows"] = $this->Cities->city_record_count();
$config["per_page"] = 20;
$config["uri_segment"] = 3;
$this->pagination->initialize($config);
$page = ($this->uri->segment(3)) ? $this->uri->segment(3) : 0;
$data["results"] = $this->Cities->fetch_cities($config["per_page"], $page);
$data["links"] = $this->pagination->create_links();
$this->load->view("city_view", $data);
}
}
MODEL
<?php class Cities extends CI_Model {
public function __construct() {
parent::__construct();
$this->load->library('pagination');
$this->load->database();
}
public function city_record_count() {
$this->db->where('city_id >', 10);
$this->db->from('cities');
return $this->db->count_all_results();
//return $this->db->count_all("cities");
}
public function fetch_cities($limit, $start) {
$this->db->limit($limit, $start);
$this->db->where('city_id >', 10);
$this->db->order_by("city_name", "asc");
$query = $this->db->get("cities");
if ($query->num_rows() > 0) {
foreach ($query->result() as $row) {
$data[] = $row;
}
return $data;
}
return false;
}
}
VIEW
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Welcome to CodeIgniter</title>
</head>
<body>
<div id="container">
<h1>Cities</h1>
<div id="body">
<?php
foreach($results as $data) {
echo $data->city_id . " - " . $data->city_name . "<br>";
}
?>
<p><?php echo $links; ?></p>
</div>
<p class="footer">Page rendered in <strong>{elapsed_time}</strong> seconds</p>
</div>
</body>
</html>
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