Learn CodeIgniter

Build high-performance web applications with CodeIgniter, a lightweight PHP framework that offers fast development and a wide range of features.

All CodeIgniter tutorials:

  1. CodeIgniter from Scratch: Shopping Cart

    CodeIgniter from Scratch: Shopping Cart

    Tutorial Intermediate

    Today, we are going to take a look at the Shopping Cart library for CodeIgniter. This useful class allows us to add and remove items to a shopping cart,...

  2. CodeIgniter from Scratch: File Operations

    CodeIgniter from Scratch: File Operations

    Tutorial Intermediate

    In today's episode, we are going to be working with several helper functions, related to files, directories, and downloads. We are going to learn how to...

  3. CodeIgniter from Scratch: The Calendar Library

    CodeIgniter from Scratch: The Calendar Library

    Tutorial Intermediate

    In this tenth episode of the CodeIgniter From Scratch screencast series, we will be exploring the Calendar library. We are also going to utilize the...

  4. CodeIgniter from Scratch: File Uploading and Image Manipulation

    CodeIgniter from Scratch: File Uploading and Image Manipulation

    Tutorial Intermediate

    In lesson nine of our CodeIgniter series, we'll build a small image gallery that allows you to upload files, and automatically create thumbnails.

  5. Working with RESTful Services in CodeIgniter

    Working with RESTful Services in CodeIgniter

    Tutorial Intermediate

    CodeIgniter is becoming well known for its power as a PHP based web application framework, but it's not often that we see examples of it being used for...

  6. 6 CodeIgniter Hacks for the Masters

    6 CodeIgniter Hacks for the Masters

    Tutorial Intermediate

    CodeIgniter is a simple and powerful open source web application framework for PHP. Today, we'll do some core "hacks" to this framework to change and improve...

  7. How to Build a Shopping Cart using CodeIgniter and jQuery

    How to Build a Shopping Cart using CodeIgniter and jQuery

    Tutorial Beginner

    CodeIgniter is an open source PHP web application framework with a lot of features. Recently, thanks to the latest update, a new feature was added to this...

  8. Build an RSS 2.0 Feed with CodeIgniter

    Build an RSS 2.0 Feed with CodeIgniter

    Tutorial Intermediate

    In this tutorial, we will build a RSS 2.0 Feed with the PHP framework CodeIgniter. After this tutorial, you will be able to build a feed for any custom...

  9. CodeIgniter from Scratch Day 7: Pagination

    CodeIgniter from Scratch Day 7: Pagination

    Tutorial Intermediate

    In these last two weeks, I've received bunches of requests for a CodeIgniter pagination screencast; so that's what we'll be reviewing today! As a bonus,...

  10. How to Update your Twitter Status with CodeIgniter

    How to Update your Twitter Status with CodeIgniter

    Tutorial Intermediate

    Hi, in this tutorial we will update our twitter status via the 'Twitter API' using CodeIgniter. I recommend following step by step, rather than glossing over...

  11. CodeIgniter From Scratch: Day 6 - Login

    CodeIgniter From Scratch: Day 6 - Login

    Tutorial Intermediate

    In today's hour long video tutorial, we'll be doing a lot! We'll implement a login and signup form that will allow us to lock down certain sections of our...

  12. CodeIgniter From Scratch: Day 5 - CRUD

    CodeIgniter From Scratch: Day 5 - CRUD

    Tutorial Beginner

    The most requested tutorial for day five of our CodeIgniter screencast series was for an introduction to CRUD operations. We'll review how to easily...