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

CodeIgniter gives you access to a Query Builder class. This pattern allows information to be retrieved, inserted, and updated in your database with minimal scripting. In some cases only one or two ...

CodeIgniter has a Benchmarking class that is always active, enabling the time difference between any two marked points to be calculated. Note This class is initialized automatically by the system so ...

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.

It pre-processes global input data for security. It provides some helper functions for fetching input data and pre-processing it. Note: This class is initialized automatically by the system so there ...

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 Session class permits you maintain a user's "state" and track their activity while they browse your site. The Session class stores session information for each user as serialized (and optionally ...

The CodeIgniter’s Model provides convenience features and additional functionality that people commonly use to make working with a single table in your database more convenient. It comes out of the ...

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 ...

CodeIgniter provides an object oriented solution for working with URI’s in your application. Using this makes it simple to ensure that the structure is always correct, no matter how complex the URI ...

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 ...