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 ...

In addition, you may create your own, custom session drivers based on other kinds of storage, while still taking advantage of the features of the Session class. Sessions will typically run globally ...

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

An upload form is displayed, allowing a user to select a file and upload it. When the form is submitted, the file is uploaded to the destination you specify. Along the way, the file is validated to ...

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

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

CodeIgniter uses a few functions for its operation that are globally defined, and are available to you at any point. These do not require loading any libraries or helpers. is_writable() returns TRUE ...

If you do not utilize CodeIgniter’s template engine, you’ll be using pure PHP in your View files. To minimize the PHP code in these files, and to make it easier to identify the code blocks it is ...