Edit Question - KnowledgeHub

Title Body

In Codeigniter, get_instance() is a globally available function that returns the Controller super-object which contains all the currently loaded classes (it returns the Controller class instance). I'll include the current source code: get_instance() is defined in Codeigniter.php // Load the base controller class require BASEPATH.'core/Controller.php'; function &get_instance() { return CI_Controller::get_instance(); } And CI_Controller is defined in Controller.php 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'); $this->load->set_base_classes()->ci_autoloader(); log_message('debug', "Controller Class Initialized"); } public static function &get_instance() { return self::$instance; } } Here's how it is recommended to be used in the user guide for creating libraries : Utilizing CodeIgniter Resources within Your Library To access CodeIgniter's native resources within your library use the get_instance() function. This function returns the CodeIgniter super object. Normally from within your controller functions you will call any of the available CodeIgniter functions using the $this construct: $th

Tags (comma-separated) Cancel