<input type="radio" name="radio" value="Radio Name" id="o1" checked><label for="o1">Radio Name:<em>*</em></label>
<input type="radio" name="radio" value="Radio Name 2" id="o2"><label for="o2">Radio Name 2<em>*</em></label>
$radio = $_POST[radio];
if($radio=='2'){
.........
}
$news.= "Radio button name: " . "\r\n" . $_POST[radio] . "\r\n"; -получаю значение
$news.= "IBAN: " . "\r\n" . $_POST[iban] . "\r\n"; - получаю данные
$news.= "BIC (SWIFT-Code): " . "\r\n" . $_POST[swiftcode] . "\r\n"; - получаю данные
$news.= "Name der Bank: " . "\r\n" . $_POST[nderbank] . "\r\n"; - получаю данные
$news.= "Kontoinhaber: " . "\r\n" . $_POST[nkontoinhaber] . "\r\n"; - получаю данные
$radio = $_POST[radio];
if($radio=='2'){
$news.= "Kontonummer: " . "\r\n" . $_POST[kontonummer] . "\r\n"; - пустые поля приходят
$news.= "Bankleitzahl: " . "\r\n" . $_POST[bankleitzahl] . "\r\n";- пустые поля приходят
$news.= "Name der Bank: " . "\r\n" . $_POST[derbank] . "\r\n";- пустые поля приходят
$news.= "Kontoinhaber: " . "\r\n" . $_POST[kontoinhaber] . "\r\n";- пустые поля приходят
}
if(isset($_POST['radio'])) {
switch ($_POST['radio']) {
case '1':
$news.= "IBAN: " . "\r\n" . $_POST[iban] . "\r\n";
$news.= "BIC (SWIFT-Code): " . "\r\n" . $_POST[swiftcode] . "\r\n";
$news.= "Name der Bank: " . "\r\n" . $_POST[nderbank] . "\r\n";
$news.= "Kontoinhaber: " . "\r\n" . $_POST[nkontoinhaber] . "\r\n";
break;
case '2':
$news.= "Kontonummer: " . "\r\n" . $_POST[kontonummer] . "\r\n";
$news.= "Bankleitzahl: " . "\r\n" . $_POST[bankleitzahl] . "\r\n";
$news.= "Name der Bank: " . "\r\n" . $_POST[derbank] . "\r\n";
$news.= "Kontoinhaber: " . "\r\n" . $_POST[kontoinhaber] . "\r\n";
}
}