Question

我遇到此错误。如果您知道解决方法，请帮助我

严重性：错误消息：调用未定义的函数form_open（）文件名：views / index.php 行号：33

index.php（查看）

日历显示

class Calendar extends CI_Controller {

public function __construct() {
    parent::__construct();
    $this->load->model("calendar_model");
}

public function index()
{
    $this->load->helper('url');
    $this->load->view('index', array());
}

 public function get_events()
 {
     // Our Start and End Dates
     $start = $this->input->get('start');
     $end = $this->input->get('end');

     $startdt = new DateTime('now'); // setup a local datetime
     $startdt->setTimestamp($start); // Set the date based on timestamp
     $start_format = $startdt->format('Y-m-d H:i:s');

     $enddt = new DateTime('now'); // setup a local datetime
     $enddt->setTimestamp($end); // Set the date based on timestamp
     $end_format = $enddt->format('Y-m-d H:i:s');

     $events = $this->calendar_model->get_events($start_format, $end_format);

     $data_events = array();

     foreach($events->result() as $r) {

         $data_events[] = array(
             "id" => $r->ID,
             "title" => $r->title,
             "description" => $r->description,
             "end" => $r->end,
             "start" => $r->start
         );
     }

     echo json_encode(array("events" => $data_events));
     exit();
 }

 public function add_event() 
{
    /* Our calendar data */
    $name = $this->input->post("name", TRUE);
    $desc = $this->input->post("description", TRUE);
    $start_date = $this->input->post("start_date", TRUE);
    $end_date = $this->input->post("end_date", TRUE);

    if(!empty($start_date)) {
       $sd = DateTime::createFromFormat("Y/m/d H:i", $start_date);
       $start_date = $sd->format('Y-m-d H:i:s');
       $start_date_timestamp = $sd->getTimestamp();
    } else {
       $start_date = date("Y-m-d H:i:s", time());
       $start_date_timestamp = time();
    }

    if(!empty($end_date)) {
       $ed = DateTime::createFromFormat("Y/m/d H:i", $end_date);
       $end_date = $ed->format('Y-m-d H:i:s');
       $end_date_timestamp = $ed->getTimestamp();
    } else {
       $end_date = date("Y-m-d H:i:s", time());
       $end_date_timestamp = time();
    }

    $this->calendar_model->add_event(array(
       "title" => $name,
       "description" => $desc,
       "start" => $start_date,
       "end" => $end_date
       )
    );

    redirect(site_url("calendar"));
}

Calendar.php（控制器）

class Calendar_model extends CI_Model {

public function get_events($start, $end){

    return $this->db->where("start >=", $start)->where("end <=", $end)->get('calendar_events');
}

public function add_event($data)
{
    $this->db->insert('calendar_events', $data);
}

public function get_event($id)
{
    return $this->db->where("ID", $id)->get('calendar_events');
}

public function update_event($id, $data)
{
    $this->db->where("ID", $id)->update('calendar_events', $data);
}

public function delete_event($id)
{
    $this->db->where("ID", $id)->delete('calendar_events');
}

}

Calendar_model.php（模型）
```
output_file
```
}

Answer 1

在HTML中，似乎存在标记问题。但是无论如何，您都需要确保将表单助手和URL助手都加载到要使用的函数中。

public function index()
{
    $this->load->helper('url');
    $this->load->helper('form');
    $this->load->view('index', array());
}

我想使用codeigniter进行全日历，但是以某种方式遇到此错误

1 个答案: