Using the Framework
Basics
MVC Approach
First of all you should learn to create a webpage. CodeCoupler use CodeIgniter as base. CodeIgniter is a web application framework using the Model-View-Controller approach, which allows separation between logic and presentation.
Here is a very very quick "Hello World" example: Hello World
If you have used CodeIgniter you have to know one big difference. The controller output will always sorrounded by a master template. Please read the following chapter!
To understand the whole CodeIgniter framework you should read the very clear and thorough documentation here: http://codeigniter.com/user_guide/index.html