codeigniter

问题 This question already has answers here : Codeigniter passing data from controller to view (7 answers) Closed 6 years ago . I have setup a codeigniter environment. I am able to pass data from my welcome controller to a view, but I created a new controller called TestController, and I cannot pass data to my test view. It says undefined variable. A PHP Error was encountered Severity: Notice Message: Undefined variable: data Filename: views/gallery.php Line Number: 4 Controller <?php class

问题 I have following code for controller Qprs <?php defined('BASEPATH') OR exit('No direct script access allowed'); class Qprs extends CI_Controller { public function xyz() { //some code } } below code used to call above controller from another controller $this->load->library('../controllers/Qprs'); $this->Qprs->xyz(); but getting error: Unable to locate the specified class Qprs.php How to solve such error? 回答1: Very simple way in codeigniter to call a method of one controller to other controller

问题 This question already has answers here : Codeigniter - I am looking to use/connect to a different database for one of my controllers and one model (3 answers) Closed 6 years ago . I'm receiving the following errors whilst trying to implement a very simple model controller in codeigniter. I'm new to the framework but as far as I can see this should work. I've also tried auto loading the model. I am autoloading the database library. Message: Undefined property: User::$user_model Fatal error:

问题 This question already has answers here : Codeigniter - I am looking to use/connect to a different database for one of my controllers and one model (3 answers) Closed 6 years ago . I'm receiving the following errors whilst trying to implement a very simple model controller in codeigniter. I'm new to the framework but as far as I can see this should work. I've also tried auto loading the model. I am autoloading the database library. Message: Undefined property: User::$user_model Fatal error:

问题 I need some help figuring out what I am doing incorrectly. I am trying to populate the dropdown with users from my database. I am using Codeigniter and Firebug is giving me the error: TypeError: j is undefined VIEW <input id="users" type="hidden"> <script> $("#users").select2({ width: "element", ajax: { url: "localhost/index.php/get_clients", dataType: 'json', data: function (term, page) { return { q: term }; }, results: function (data, page) { return { results: data }; } } }); </script>

问题 MY UPDATED QUESTION IS HERE: Fetching information from the database MYSQL & Codeigniter please see :) I just want to ask what's the problem with this code. I've been trying to figure this out since last night. And I again, i'm posting this question. There's something wrong with my syntax I guess. function member_here() { $this->db->select(''); $this->db->from('membership'); $this->db->where('username',$this->input->post('username')); $q=$this->db->get(''); if($q->num_rows() > 0) { $data =

问题 I am newbie to CI cache. I am facing some weird problem with codeigniter page caching. $this->output->cache(300); I was expecting that cached version would not load if arguments in GET[] would change. But it is loading cache without considering any GET[] parameters. I have one page where it says whether comment has been saved or not [via get parameter], /product/product-name/?saved=true redirecting to same page where comment form is located. But it is not working. How can i invalidate old

问题 I have to do following tasks. 1) Take an array and save it into the seesion. At start it is empty error and i am doing this $id_array=array(); $this->session->set_userdata('PID', $id_array); 2) After that i take some value from the user and then go to the controller ..Take an array from the session.which was initially empty .I insert that user value into array and then again insert that array into session. i am doing it like this... $username['name']=$this->session->userdata['PID']; array

问题 I have to do following tasks. 1) Take an array and save it into the seesion. At start it is empty error and i am doing this $id_array=array(); $this->session->set_userdata('PID', $id_array); 2) After that i take some value from the user and then go to the controller ..Take an array from the session.which was initially empty .I insert that user value into array and then again insert that array into session. i am doing it like this... $username['name']=$this->session->userdata['PID']; array

问题 inserting telugu characters as category But It Shows Like This 回答1: I was facing same issue for UTF-8 characters , Everything was working on live server and staging server, but sometime it's breaking on my dev machine. The behavior was so strange, some times characters was encoded properly but on random page reload it was start breaking with Diamond Charters '���เห็นอเวิลด์!���' or Question mark '??�เห็นอเวิลด์!???' or 85% data was rendering properly 'เห็นอเวิลด์!?��' but rest 15% was showing