public static function strict($s)
	{
		if (! ReflectionTypeHint::isValid()) return false;
		if (is_null($s)) return $s;
		return preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F]+/sSX', '', $s);
	}
public static function strict($s)
	{
		if (! ReflectionTypeHint::isValid()) return false;
		if (is_null($s)) return $s;
		return preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F]+/sSX', '', $s);
	}
public static function strict ( $ s ) { if ( ! ReflectionTypeHint :: isValid ( ) ) return false ; if ( is_null ( $ s ) ) return $ s ; return preg_replace ( '/[\x00-\x08\x0B\x0C\x0E-\x1F]+/sSX' , '' , $ s ) ; }
Strips out device control codes in the ASCII range.

@param   string|null       String to clean
@return  string|bool|null  Returns FALSE if error occurred
Strips out device control codes in the ASCII range .