What is CodeIgniter structure?

What is CodeIgniter structure?

Database – It contains database drivers and other utilities. Fonts – It contains font related information. Helpers – It contains default helpers such as URL, date and cookie. Language – CodeIgniter supports multilingual web applications.

What is core folder in CodeIgniter?

Core − This folder will contain base class of your application. Helpers − In this folder, you can put helper class of your application. Hooks − The files in this folder provide a means to tap into and modify the inner workings of the framework without hacking the core files.

What is the flow of CodeIgniter?

Before the application controller is loaded, the HTTP request and any user submitted data is filtered for security. The Controller loads the model, core libraries, helpers, and any other resources needed to process the specific request. The finalized View is rendered then sent to the web browser to be seen.

Where is Route file in CodeIgniter?

Routing rules are defined in your application/config/routes.php file. In it you’ll see an array called $route that permits you to specify your own routing criteria. Routes can either be specified using wildcards or Regular Expressions.

How many types of library are there in CodeIgniter?

Library Classes

S.N. Library Class & Description
14 Loader Class This class loads elements like View files, Drivers, Helpers, Models etc.
15 Migrations Class This class provides functionalities related to database migrations.
16 Output Class This class sends the output to browser and also, caches that webpage.

How does MVC work in CodeIgniter?

CodeIgniter is based on the Model-View-Controller development pattern. MVC is a software approach that separates application logic from presentation. In practice, it permits your web pages to contain minimal scripting since the presentation is separate from the PHP scripting. The Model represents your data structures.

How use CodeIgniter framework in PHP with example?

Create a Simple App with CodeIgniter

  1. Step 1: Creating a phpMyAdmin Table. Below are the steps to create a table with phpMyAdmin.
  2. Step 2: Creating The Model. Once the database table is sorted out, we can begin working on our business logic.
  3. Step 3: Creating The Controller.
  4. Step 4: Creating The View.

How install CodeIgniter step by step?

CodeIgniter is installed in four steps:

  1. Unzip the package.
  2. Upload the CodeIgniter folders and files to your server. Normally the index.
  3. Open the application/config/config. php file with a text editor and set your base URL.
  4. If you intend to use a database, open the application/config/database.

How many types of hooks are there in CodeIgniter?

There are two hook files in CodeIgniter. One is application/config/hooks. php folder and other is application /hooks folder. In other language, if you want to run a code every time after controller constructor is loaded, you can specify that script path in hooks.

What is cache in CodeIgniter?

CodeIgniter lets you cache your pages in order to achieve maximum performance. Although CodeIgniter is quite fast, the amount of dynamic information you display in your pages will correlate directly to the server resources, memory, and processing cycles utilized, which affect your page load speeds.