Please refer to the upgrade instructions corresponding to your installation method.

The Cart Class permits items to be added to a session that stays active while a user is browsing your site. These items can be retrieved and displayed in a standard “shopping cart” format, allowing ...

The Trackback Class provides functions that enable you to send and receive Trackback data. If you are not familiar with Trackbacks you’ll find more information here. The Trackback class will ...

The Table Class provides functions that enable you to auto-generate HTML tables from arrays or database result sets.

CodeIgniter comes with a full-featured and very fast abstracted database class that supports both traditional structures and Active Record patterns. The database functions offer clear, simple syntax.

BCC Batch Mode, enabling large email lists to be broken into small BCC batches. Sending email is not only simple, but you can configure it on the fly or set your preferences in the ...

The following page contains example code showing how the database class is used. For complete details please read the individual pages describing each function. Note CodeIgniter doesn’t support dots ( ...

This helper is loaded using the following code: ...

Every time CodeIgniter runs there are several base classes that are initialized automatically as part of the core framework. It is possible, however, to swap any of the core system classes with your ...

The Response class extends the HTTP Message Class with methods only appropriate for a server responding to the client that called it.

CodeIgniter features wrappers around some of the most popular forms of fast and dynamic caching. All but file-based caching require specific server requirements, and a Fatal Exception will be thrown ...

The Form Helper file contains functions that assist in working with forms.