Codeigniter 4 Database & Email Config Example

Hi Guys,

In this example,I will learn you how to use database and email config in codeigniter 4.you can easy and simply use database and email config in codeigniter 4.

In this Codeigniter 4 configuration example tutorial. We would love to share with how to configuration database connection details, email configuration details, constant configuration and many more configuration in Codeigniter 4 examples.

1. Codeigniter 4 database connection

You can configure the database connection details in .env file. You can find this file in your Codeigniter 4 project root directory. and set the database to configure database details in this file:

database.default.hostname = localhost
database.default.database = ci4
database.default.username = root
database.default.password = root
database.default.DBDriver = MySQLi

2. CodeIgniter URLs Config

You can set easily routes in Codeigniter 4. So go to your_project_name/app/Config/Routes.php and create your own route for your controller method.

For example, let’s say you want your URLs to have this prototype:

example.com/products

You can set like below:

$routes->get('/products', 'Product::index');

3. Autoloading Configuration

If you want to autoloading configuration files, so go to /app/Config/Autoload.php and you can done autoloading configuration on autoload.php file.