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This chapter is about CodeIgniter – Overview.

CodeIgniter is an application development framework, which can be used to develop websites, using PHP. It is an Open Source framework. It has a very rich set of functionality, which will increase the speed of website development work.

If you know PHP well, then CodeIgniter will make your task easier. It has a very rich set of libraries and helpers. By using CodeIgniter, you will save a lot of time, if you are developing a website from scratch. Not only that, a website built in CodeIgniter is secure too, as it has the ability to prevent various attacks that take place through websites.

CodeIgniter Features

Some of the important features of CodeIgniter are listed below −

• Model-View-Controller Based System
• Extremely Light Weight
• Full Featured database classes with support for several platforms.
• Query Builder Database Support
• Form and Data Validation
• Security and XSS Filtering
• Session Management
• Email Sending Class. Supports Attachments, HTML/Text email, multiple protocols (sendmail, SMTP, and Mail) and more.
• Image Manipulation Library (cropping, resizing, rotating, etc.). Supports GD, ImageMagick, and NetPBM
• File Uploading Class
• FTP Class
• Localization
• Pagination
• Data Encryption
• Benchmarking
• Full Page Caching
• Error Logging
• Application Profiling
• Calendaring Class
• User Agent Class
• Zip Encoding Class
• Template Engine Class
• Trackback Class
• XML-RPC Library
• Unit Testing Class
• Search-engine Friendly URLs
• Flexible URI Routing
• Support for Hooks and Class Extensions
• Large library of “helper” functions

In this chapter we learn about CodeIgniter – Overview. To know more, Click Here.