From e50d1a82e7c24f507049ddb77afd9e1cbb29d7e8 Mon Sep 17 00:00:00 2001
From: Derek Jones <derek.jones@ellislab.com>
Date: Thu, 8 May 2008 13:12:34 +0000
Subject: added code sample showing the necessity of referencing the extended
 class in your application controllers instead of the core Controller class
 when extending the Controller

---
 user_guide/general/core_classes.html | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'user_guide/general/core_classes.html')

diff --git a/user_guide/general/core_classes.html b/user_guide/general/core_classes.html
index 65e9a2b2b..ff9896c3e 100644
--- a/user_guide/general/core_classes.html
+++ b/user_guide/general/core_classes.html
@@ -140,6 +140,20 @@ class MY_Input extends CI_Input {<br />
 (this is known as "method overriding").
 This allows you to substantially alter the CodeIgniter core.</p>
 
+<p>If you are extending the Controller core class, then be sure to extend your new class in your application controller's constructors.</p>
+
+<code>class Welcome extends MY_Controller {<br />
+<br />
+&nbsp;&nbsp;&nbsp;&nbsp;function Welcome()<br />
+&nbsp;&nbsp;&nbsp;&nbsp;{<br />
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;parent::MY_Controller();<br />
+&nbsp;&nbsp;&nbsp;&nbsp;}<br />
+<br />
+&nbsp;&nbsp;&nbsp;&nbsp;function index()<br />
+&nbsp;&nbsp;&nbsp;&nbsp;{<br />
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$this->load->view('welcome_message');<br />
+&nbsp;&nbsp;&nbsp;&nbsp;}<br />
+}</code>
 
 <h3>Setting Your Own Prefix</h3>
 
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