Hello world example - CodeIgniter framework

In this example we will discuss about Hello world example CodeIgniter framework PHP.

We use two file for hello world example.

1. Hello.php (CodeIgniter\application\controllers\Hello.php )
2. hello_world.php (CodeIgniter\application\views\hello_world.php)

Hello.php

<?php 
defined('BASEPATH') OR exit('No direct script access allowed'); 
class Hello extends CI_Controller { 
public function index() 
{ 
$this->load->view('hello_world'); 
} 
} 
?>

hello_world.php

<!DOCTYPE html>
<html>
<head>
<title>Hello World !</title>
</head>
</body>
<h1>Hello World !</h1>
</body>
</html>

Now run the program on your browser with the below URL:

http://localhost/CodeIgniter/index.php/Hello