<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
class Welcome extends CI_Controller {
function __construct()
{
parent::__construct();
}
function index()
{
$this->load->view('welcome_message');
}
}
/* End of file welcome.php */
/* Location: ./application/controllers/welcome.php */
Controller.php
載入Boundary，產生instance
/**
* CodeIgniter Application Controller Class
*
* This class object is the super class that every library in
* CodeIgniter will be assigned to.
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/general/controllers.html
*/
class CI_Controller {
private static $instance;
/**
* Constructor
*/
public function __construct()
{
self::$instance =& $this;
// Assign all the class objects that were instantiated by the
// bootstrap file (CodeIgniter.php) to local class variables
// so that CI can run as one big super object.
foreach (is_loaded() as $var => $class)
{
$this->$var =& load_class($class);
}
$this->load =& load_class('Loader', 'core');
$this->load->_base_classes =& is_loaded();
$this->load->_ci_autoloader();
log_message('debug', "Controller Class Initialized");
}
public static function &get_instance()
{
return self::$instance;
}
}
// END Controller class
/* End of file Controller.php */
/* Location: ./system/core/Controller.php */
=&同等於 = new，php5以前為了object by reference
Deprecated features:
Assigning the return value of new by reference is now deprecated. Call-time pass-by-reference is now deprecated.
Example
example.com/index.php/products/shoes/sandals/123
<?php
class Products extends CI_Controller {
public function shoes($sandals, $id)
{
echo $sandals;
echo $id;
}
}
?>
