{
    static $banks = array();
    public function __construct()
    {
        $this::$banks = array("1010" => "Narodowy Bank Polski", "1020" => "PKO BP", "1030" => "Citybank handlowy", "1050" => "ING", "1060" => "BPH", "1090" => "BZ WBK", "1130" => "BGK", "1140" => "mBank", "1160" => "Bank Millenium", "1240" => "Pekao", "1280" => "HSBC", "1300" => "Meritum Bank", "1320" => "Bank Pocztowy", "1440" => "Nordea Bank", "1470" => "Euro Bank", "1540" => "BO?", "1580" => "Mercedes-Benz Bank Polska", "1600" => "BNP Paribas Fortis", "1610" => "SGB Bank", "1670" => "RBS Bank Polska", "1680" => "Plus Bank", "1750" => "Raiffeisen Bank", "1840" => "Societe Generale", "1870" => "FM Bank PBP", "1910" => "Deutsche Bank Polska", "1930" => "Bank Polskiej Spó?dzielczo?ci", "1940" => "Credit Agricole Bank Polska", "1950" => "Idea Bank", "2000" => "Rabobank Polska", "2030" => "BG?", "2070" => "FCE Bank Polska", "2120" => "Santander Consumer Bank", "2130" => "Volkswagen Bank", "2140" => "Fiat Bank Polska", "2160" => "Toyta Bank", "2190" => "DnB Nord", "2480" => "Getin Noble Bank", "2490" => "Alior Bank");
    }
    public function identify($idAccounts)
    {
        return Account::$banks[substr($idAccounts, 2, 4)];
    }
}
class Client extends Account
{
    static $clients = array();
    public function __construct()
    {
        parent::__construct();
        $this::$clients = array("10102060000786786720" => "Andrzej Kowalski", "10105040000367586543" => "Karol Nieb³ocki", "10128060000347526750" => "Stefan Nowak", "10158060000353555786" => "Mateusz Szperkowski");
    }
    function checkHim($idAccounts)
    {
        foreach ($idAccounts as $key) {
            echo isset(Client::$clients[$key]) ? Client::$clients[$key] . " - " . Account::identify($key) . "\n" : "Blad: Brak klienta w bazie\n";
        }
    }
}
$ids = array('10128060000347526750', '10102060000786786720', '10105040000367586543', '10158060656335435786', '10158060000353555786', '10105040000367586543', '10158060000353555786');
echo "\n";
$checkClient = new Client();
$checkClient->checkHim($ids);