CodeIgniter’s Pagination class is very easy to use, and it is 100% customizable, either dynamically or via stored preferences.

Please read the upgrade notes corresponding to the version you are upgrading from.

Helpers, as the name suggests, help you with tasks. Each helper file is simply a collection of functions in a particular category. There are URL Helpers, that assist in creating links, there are Form ...

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 is a community driven project and accepts contributions of code and documentation from the community. These contributions are made in the form of Issues or Pull Requests on the ...

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 ...

CodeIgniter has a config file that lets you store your database connection values (username, password, database name, etc.). The config file is located at application ...

The User Agent Class provides functions that help identify information about the browser, mobile device, or robot visiting your site. In addition you can get referrer information as well as language ...

Please note that these functions are NOT intended, nor suitable to be used for any kind of security-related logic.

The Database Utility Class contains methods that help you manage your database.

It pre-processes global input data for security. It provides some helper methods for fetching input data and pre-processing it.

The Encryption Library provides two-way data encryption. To do so in a cryptographically secure way, it utilizes PHP extensions that are unfortunately not always available on all systems. You must ...