Introduction to CodeIgniter

 Crossable Platform
 Free
 Fast
 Flexible

 Zend Framework
 CodeIgniter
 Symfony
 CakePHP
 Yii
 Laravel

 Features
 Maturity
 Communities
 Sponsor
 Trends

 Small footprint & Light weight.
 Clear, thorough documentation.
 Nearly zero configuration.
 Use MVC Framework

 Wiki
 https://github.com/EllisLab/CodeIgniter/wiki
 Forums
 http://ellislab.com/forums
 Thailand
 http://codeigniter.in.th/

 http://www.my_server.com/index.php/my_controller/my_frogs
Where you’ve installed CI
Your main controller file:
System/application/controllers/my_controller.php
The name of a method in your controller

 Model (models/frogs.php)
 function count_frogs() {
▪ $this->db->where(“type”, ”frog”);
▪ $this->db->from(“animals”);
▪ $query = $this->db->get();
▪ return $query->num_rows();
 }

 Controller (controllers/my_controller.php)
 function total_frogs () {
▪ $this->load->model(“frogs”);
▪ $number_of_frogs = $this->frogs->count_frogs();
▪ $data*‘froggies’+ = $number_of_frogs;
▪ $this->load->view(“frog_view”, $data);
 }

 View (views/frog_count.php)
 <html>
▪ <body>
▪ <h1> You’ve <?=$froggies;?> items in list</h1>
▪ </body>
 </html>

 http://www.php.net
 http://en.wikipedia.org/wiki/PHP
 http://www.phpframeworks.com
 http://ellislab.com/codeigniter
 http://codeigniter.in.th

Introduction to CodeIgniter

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