diff options
Diffstat (limited to 'user_guide/general/creating_libraries.html')
| -rw-r--r-- | user_guide/general/creating_libraries.html | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/user_guide/general/creating_libraries.html b/user_guide/general/creating_libraries.html index 6a4773be4..d32dda9d0 100644 --- a/user_guide/general/creating_libraries.html +++ b/user_guide/general/creating_libraries.html @@ -179,12 +179,13 @@ If you would like to use CodeIgniter's classes from within your own custom class <p>First, assign the CodeIgniter object to a variable:</p>
-<code>$CI =& get_instance();</code>
+<code>$CI =& get_instance();</code>
<p>Once you've assigned the object to a variable, you'll use that variable <em>instead</em> of <kbd>$this</kbd>:</p>
<code>
-$CI =& get_instance();<br /><br />
+$CI =& get_instance();<br />
+<br />
$CI->load->helper('url');<br />
$CI->load->library('session');<br />
$CI->config->item('base_url');<br />
@@ -193,8 +194,9 @@ etc. <p class="important"><strong>Note:</strong> You'll notice that the above get_instance() function is being passed by reference:
<br /><br />
-<var>$CI =& get_instance();</var>
-<br /><br />
+<var>$CI =& get_instance();</var>
+<br />
+<br />
<kbd>This is very important.</kbd> Assigning by reference allows you to use the original CodeIgniter object rather than creating a copy of it.
<br /><br />
<kbd>Also, please note:</kbd> If you are running PHP 4 it's usually best to avoid calling <dfn>get_instance()</dfn>
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