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Basic Info

Server Requirements
License Agreement
Change Log
Credits

Installation

Downloading CodeIgniter
Installation Instructions
Upgrading from a Previous Version
Troubleshooting

Introduction

Getting Started
CodeIgniter at a Glance
CodeIgniter Cheatsheets
Supported Features
Application Flow Chart
Model-View-Controller
Architectural Goals

General Topics

CodeIgniter URLs
Controllers
Reserved Names
Views
Models
Helpers
Plugins
Using CodeIgniter Libraries
Creating Your Own Libraries
Creating Core Classes
Hooks - Extending the Core
Auto-loading Resources
Common Functions
Scaffolding
URI Routing
Error Handling
Caching
Profiling Your Application
Managing Applications
Alternative PHP Syntax
Security
PHP Style Guide
Writing Documentation

Class Reference

Benchmarking Class
Calendar Class
Cart Class
Config Class
Database Class
Email Class
Encryption Class
File Uploading Class
Form Validation Class
FTP Class
HTML Table Class
Image Manipulation Class
Input and Security Class
Loader Class
Language Class
Output Class
Pagination Class
Session Class
Trackback Class
Template Parser Class
Typography Class
Unit Testing Class
URI Class
User Agent Class
XML-RPC Class
Zip Encoding Class

Helper Reference

Array Helper
Compatibility Helper
Cookie Helper
Date Helper
Directory Helper
Download Helper
Email Helper
File Helper
Form Helper
HTML Helper
Inflector Helper
Language Helper
Number Helper
Path Helper
Security Helper
Smiley Helper
String Helper
Text Helper
Typography Helper
URL Helper
XML Helper

Additional Resources

Community Forums
Community Wiki

CodeIgniter User Guide Version 1.7.2

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