but another question :
How can i subtract <{$inbox_total}>-<{$unread_count}>
It 's display : "4-3", not"1"
<li class="nav-item">
<a class="nav-link" href="<{$xoops_url}>/viewpmsg.php">
<{if $unread_count}>
<span style="font-size: 20px;" class="mx-auto xoopsinactive-color fas fa-envelope"></span> <span class="badge badge-pill badge-danger align-text-top"><{$unread_count}></span>
<{/if}>
<span style="font-size: 20px;" class="mx-auto xoopsinactive-color fas fa-envelope-open"></span> <span class="badge badge-pill badge-secondary"><{$inbox_total}>-<{$unread_count}></span>
</a>
</li>