MyBB Community Forums

How do I check if there's a new reply in a thread or a new thread is posted? I mean what variable?

If you mean on the index page then it is {$lastpost_subject}

Templates > Your theme > Forumbit Templates > forumbit_depth2_forum_lastpost

<span class="smalltext">
<a href="{$lastpost_link}" title="{$full_lastpost_subject}"><strong>{$lastpost_subject}</strong></a>
<br />{$lastpost_date}<br />{$lang->by} {$lastpost_profilelink}</span>