$from = 'USD';
$to = 'TRY';
$guntarih = date('d.m.Y H:i:s');
$amount = '1'
$string = $amount.'&from='.$from.'&to='.$to;
$google_url = 'http://www.google.com/finance/converter?a='.$string;
$result = file_get_contents($google_url);
$result = explode('<span class=bld>', $result);
$converted_amount = explode(' ', $result[1]);
$conversion = $converted_amount[0];
echo $conversion;