Döviz kurları

function TCMB()
{
        try
        {
            $data         = file_get_contents("http://www.tcmb.gov.tr/kurlar/today.xml");
            $xmlData     = new SimpleXMLElement($data);
            $name         = $xmlData->xpath("/Tarih_Date/Currency//@Kod");
            $buying       = $xmlData->xpath("/Tarih_Date/Currency/ForexBuying");
            $selling        = $xmlData->xpath("/Tarih_Date/Currency/ForexSelling");
            $color = "";
            $str = '<table border="0"  style="font-size: 12px; font-family: tahoma;"><tr style="font-weight: bold; text-align: center; background-color: #dbdbdb;"><td width="20%" style="padding: 3px;">Döviz</td><td width="25%">Alış</td><td width="25%">Satış</td></tr>';
            $z = 1;
            $k = 0;
            $size = sizeof($buying);
            for($i=0; $i<$size; $i++):
            
                if(($z % 2) == 0) {$color = 'eff0f1'; if($k == 0) {$z++; $k++;}} else $renk = "ffffff";
                if($i != 2) $str .='<tr style="background-color: #' . $color . ';"><td style="padding: 4px; font-weight: bold;">' . $name[$i] . '</td><td>' . $buying[$i] . '</td><td>' . $selling[$i] . '</td></tr>';
                $z++;

            endfor; 
            $str .= '</table><br />';
            
            echo $str;
        }
        catch(Exception $ex)
        {
            echo '<script type="text/javascript">alert("OOpps ! Kur değerleri şuan alınamıyor.\n\n' . $ex->getMessage() . '")</script>';
        }
}

<?php

    class Doviz {

        function Getir() {

            $adres = "http://www.tcmb.gov.tr/kurlar/today.xml";

            $ba1= '<Currency Kod="'.$this->Tipi.'" CurrencyCode="'.$this->Tipi.'">';
            $bi1 = '</Currency>';

            $ba2 = '<ForexSelling>';
            $bi2 = '</ForexSelling>';

            $cek1 = @file_get_contents($adres);

            $p11 = explode($ba1,$cek1);
            $p12 = explode($bi1,$p11[1]);

            $p21 = explode($ba2,$p12[0]);
            $p22 = explode($bi2,$p21[1]);

            $dolar = $p22[0];

            echo "<b>".$this->Tipi.":</b> ".$dolar." TL.<br>";

        }

    }

?>

<?php

    require "doviz_sinif.php";

    $Doviz = new Doviz();

    $Doviz->Tipi = "USD";
    $Doviz->Getir();

    $Doviz->Tipi = "EUR";
    $Doviz->Getir();

?>