Kód: Vybrať všetko

if(isset($_POST['ok'])){
   $subor = fopen("register.txt","a");
   $text = "";
   foreach($_POST as $key=>$value){
      if($key != "ok") $text .= $key . ": " . $value . "\r\n";
   }
   fwrite($subor,$text . "---------- \r\n");
   fclose($subor);
   
}