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 ...

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 ...

The Language Class provides functions to retrieve language files and lines of text for purposes of internationalization. In your CodeIgniter system folder you'll find one called language containing ...

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 ...

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

The Output class is a core class with one main function: To send the finalized web page to the requesting browser. It is also responsible for caching your web pages, if you use that feature. Note This ...

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 ...

Sending email is not only simple, but you can configure it on the fly or set your preferences in a config file. Here is a basic example demonstrating how you might send email. Note: This example ...

The URI Class provides functions that help you retrieve information from your URI strings. If you use URI routing, you can also retrieve information about the re-routed segments. Note: This class is ...

Normally the second segment of the URL is reserved for the method name, but in the example above it instead has a product ID. To overcome this, CodeIgniter allows you ...

The Language Class provides functions to retrieve language files and lines of text for purposes of internationalization. You can create or incorporate your own ...