Zugriff auf Datenbank

class DBAccess{

    //Zugriff zur Datenbank
    private PDO $conn;
    private string $host = 'ip-adress / localhost';
    private string $dbname = 'name';
    private string $user = 'uesr';
    private string $dbpass = 'password';

    public function __construct(){
        $this->conn = new PDO("mysql:host=$this->host;dbname=$this->dbname",$this->user,$this->dbpass);
        $this->conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
    }
    
    
}