Same behaviour but avoiding definedness error in logs.
'X-Accept-Language' => 'HTTP_ACCEPT_LANGUAGE',
'User-Agent' => 'HTTP_USER_AGENT',
) as $mailhdr => $serverhdr) {
'X-Accept-Language' => 'HTTP_ACCEPT_LANGUAGE',
'User-Agent' => 'HTTP_USER_AGENT',
) as $mailhdr => $serverhdr) {
- if (!$_SERVER[$serverhdr]) continue;
+ if (empty($_SERVER[$serverhdr])) continue;
$header .= "\r\n$mailhdr: ".$_SERVER[$serverhdr];
}
$header .= "\r\n$mailhdr: ".$_SERVER[$serverhdr];
}