dbconfig.php

<?php
/**
 * @package    
 *
 * @copyright  Copyright (C) 2019, All rights reserved.
 * @license    MIT License version or later; see licensing/LICENSE.txt
 */
class Database
{   
    private $host = "localhost";
    private $db_name = "apmak_elearn2";
    private $username = "root";
    private $password = "";
    private $port = "3306";
    public $conn;
     
    public function dbConnection()
    {
     
        $this->conn = null;    
        try
        {
            $this->conn = new PDO("mysql:host=" . $this->host . ";port=".$this->port.";dbname=" . $this->db_name, $this->username, $this->password);
            $this->conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);   
        }
        catch(PDOException $exception)
        {
            echo "Connection error: " . $exception->getMessage();
        }
         
        return $this->conn;
    }
}
?>