Controllers

Put controller classes in controllers/ and autoload them (PSR-4) under namespace App\.

Basic structure

<?php
namespace App\Controllers;
use App\includes\Database;
class Mycontroller {
  private $db;
  public function __construct(){ $this->db = Database::getInstance(); }
}

Use in a page

<?php
use App\Controllers\Mycontroller;
$ctl = new Mycontroller();
?>