$res .= ' (addinfo: "' . $this->addinfo() . '")' if $this->addinfo();
$res .= " from diag-set '" . $this->diagset() . "'" if $this->diagset();
return $res;
$res .= ' (addinfo: "' . $this->addinfo() . '")' if $this->addinfo();
$res .= " from diag-set '" . $this->diagset() . "'" if $this->diagset();
return $res;