<span class="username">
 <a href="<?php echo url("user-$thread [uid]");?>" class="text-muted font-weight-bold"><?php echo $thread ['username'];?></a>
 </span>

<?php if ($thread ['user'] ['gid'] < 6 && $thread ['user'] ['gid'] > 0){?>
 <span class="badge badge-sm badge-danger"><?php echo $thread ['user'] ['groupname'];?></span>
 <?php }elseif($thread ['user'] ['gid'] > 100){?>
 <span class="badge badge-sm badge-info"><?php echo $thread ['user'] ['groupname'];?></span>
 <?php }else{?>
 <span class="badge badge-sm badge-secondary"><?php echo $thread ['user'] ['groupname'];?></span>
 <?php }?>

<?php if ($_post ['user'] ['gid'] < 6 && $_post ['user'] ['gid'] > 0){?>
 <span class="badge badge-sm badge-danger"><?php echo $_post ['user'] ['groupname'];?></span> 
 <?php }elseif($_post ['user'] ['gid'] > 100){?> 
 <span class="badge badge-sm badge-success"><?php echo $_post ['user'] ['groupname'];?></span>
 <?php }else{?>
 <span class="badge badge-sm badge-secondary"><?php echo $_post ['user'] ['groupname'];?></span>
 <?php }?>