A函数跨区域

ODerController.class.php内容如下 

 1 <?php
 2 
 3 /* 
 4  * To change this license header, choose License Headers in Project Properties.
 5  * To change this template file, choose Tools | Templates
 6  * and open the template in the editor.
 7  */
 8 
 9 namespace Home\Controller;
10 use Think\Controller;
11 class ODerController extends Controller{
12     //未付款的信息
13     public function gwc(){
14        echo dddd;
15     }
16 }

 UserController.class.php内容如下：
 1 <?php
 2 
 3 /* 
 4  * To change this license header, choose License Headers in Project Properties.
 5  * To change this template file, choose Tools | Templates
 6  * and open the template in the editor.
 7  */
 8 
 9 
10 
11 namespace Home\Controller;
12 use Think\Controller;
13 class UserController extends Controller{
14     
15     public function info(){
16      // echo ‘5555‘;
17         /*
18          * 跨控制器调用，现在是自己在调用
19          
20           $order = new \Home\Controller\ODerController();
21           $order->gwc();
22          */
23         
24         /*跨控制器调用,使用A()函数
25         $order=A(‘Home/ODer‘);
26         *dump();tp系统函数，开发小组自己用的，带有格式的输出
27         *dump($order);
28         * $order->gwc();
29         */
30     }
31 }