Presentation about CodeIgniter

CodeIgniter

Why use a framework ? ● Codify your application structure ● Provide solutions to common problems ● Abstract levels of functionality ● Make rapid development easier ● Rapid application development

About CodeIgniter ● CodeIgniter is a lightweight web application framework written in PHP that adopts the model-view-controller approach to development ● Open source ● Well-supported by an active community ● Excellent “by example” documentation ● Easy to configure ● Supports multiple databases ● Uses MVC

About MVC ● Separates User Interface From Business Logic ● Model - Encapsulates core application data and functionality Business Logic. ● View - obtains data from the model and presents it to the user. ● Controller - receives and translates input to requests on the model or the view ● Model in CodeIgniter is not enforced

CodeIgniter Process Flow

About CodeIgniter ● CodeIgniter comes with a wide array of “helper” functions that add convenience to applications and provide ease of reuse. ● $this->load->helper(‘helper_name’); ● CodeIgniter also allows for the use of custom add-on functions called “plugins”. ● $this->load->plugin(‘plugin_name’);

CodeIgniter Classes ● Has built-in classes contain the basic functionality that are frequently used by web applications ● The most-used classes are: ● Database ● Input ● Loader ● URI ● Validation

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