$veri= curl_init();

curl_setopt($veri,CURLOPT_URL,'biryerin urlsi');
curl_setopt($veri,CURLOPT_SSL_VERIFYPEER,FALSE);
curl_setopt($veri,CURLOPT_RETURNTRANSFER,true);

$lama=curl_exec($veri);


curl_close($veri);

$ber = json_decode($lama,true);
$results = json_decode($ber['GetExchangeDataResult'],true);


$usd = $results['Currencies'][16];

echo "<pre>";
print_r($usd);

echo "</pre>";
$dizi = json_decode($usd);

foreach ($dizi as $dolar => $value) {

echo $value['Buy'];



}