1. Installing Composer

2. Create a CakePHP Project

open the php.ini file and add

                   extension=php_intl.dll
                    

                   composer create-project --prefer-dist cakephp/app:~4.0 my_app_name
                    

3. Folder structure

bin 
config 
resources 
src 
templates 
vendor 
webroot
index.php 

4. index file

templates/Pages/home.php

5. Routing

config/routes.php file:

$builder->connect('/', ['controller' => 'Pages', 'action' => 'display', 'home']);

6. Controllers

Folder path: src/Controller/

namespace App\Controller;
use Cake\Controller\Controller;
class AppController extends Controller
{


}

Controller

// src/Controller/RecipesController.php

class RecipesController extends AppController
{
    public function view($id)
    {
        // Action logic goes here.
    }

    public function share($customerId, $recipeId)
    {
        // Action logic goes here.
    }

    public function search($query)
    {
        // Action logic goes here.
    }
}

render view page

return $this->render('home');

7. Views

templates folder

8. DB connection

config/app_local.php

            'host' => 'localhost',
  

            'username' => 'my_app',
            'password' => 'secret',

            'database' => 'my_app',

9. Table Objects

src/Model/Table.

// src/Model/Table/ArticlesTable.php
namespace App\Model\Table;

use Cake\ORM\Table;

class ArticlesTable extends Table
{

    public function initialize(array $config): void
    {
        $this->setTable('my_table');
        $this->setPrimaryKey('my_id');
    }

}

In controller

$articles = $this->getTableLocator()->get('Articles');