add div class inside php if return - php

Question

here is the code i use and i will add a div class for return online and offline , have try it from examples on this site but get error in script
if ($entry['User']['user_id'] > 0)
{
$db = JFactory::getDbo();
$query = sprintf('
SELECT s.userid
FROM #__session AS s
WHERE s.guest = 0 AND s.userid = %d
LIMIT 1', $entry['User']['user_id']);
$userid = $db->setQuery($query)->loadResult();
if ($userid) {
return "Online";
}
}
return "Offline";
here is css off div class online and offline ;
.online {
position: absolute;
top: -4px;
right: -6px;
width: 12px;
height: 12px;
border-radius: 50%;
background-color: #39b54a;
border: 2px solid #fff;
}
.offline {
position: absolute;
top: -4px;
right: -6px;
width: 12px;
height: 12px;
border-radius: 50%;
background-color: #39b54a;
border: 2px solid #fff;
}
i try this but get error :
if ($entry['User']['user_id'] > 0)
{
$db = JFactory::getDbo();
$query = sprintf('
SELECT s.userid
FROM #__session AS s
WHERE s.guest = 0 AND s.userid = %d
LIMIT 1', $entry['User']['user_id']);
$userid = $db->setQuery($query)->loadResult();
<div class=online>
if ($userid) {
return "Online";
}</div>
}
<div class=offline>
return "Offline";
</div>

Answer 1

Change this mess
<div class=online>
if ($userid) {
return "Online";
}</div>
}
<div class=offline>
return "Offline";</div>
Into something like this
if ($userid) {
return "<div class=online>Online</div>";
}
}
return "<div class=offline>Offline</div>";