Results (English) 1:

header('Content-Type: text/html; charset=UTF-8');$message = "вае№
_п8bс!
ии";$message = preg_replace('/[^a-z0-9а-я!]*/i', '', $message);echo $message;

Results (English) 2:

header ('Content-Type: text / html; charset = UTF-8');
$ message = "vae№ n_p8bs! n s";
$ message = preg_replace ('/ [^ A-z0-9a th !] * / i ',' ', $ message);
echo $ message;

Results (English) 3:

heаder(' content-type : text/html; charset=UTF-8 ' ) ;
$message = "вае№
_п8bc!
ai" ;
$message = preg_replасe('/[
а-z0-9а-я!] * /i', ", $message) ;
echo $message;