<tr>
        <th>Name</th>
        <th>Theme</th>
        <th>Price</th>
        <th>Description</th>
        <th></th>
        <th colspan="2"></th>
      </tr>
    </thead>
    <tbody>
    <?php 
    // output data of each row
    while ($row = $user_events->fetch_assoc()) {
        require_once 'class.event.php';
        $event = new Event($row["event_category_id"]);
        $event_field = $event->get_event();
        $description = strlen($event_field["description"]) > 13 ? substr($event_field["description"], 0, 150) . '...' : $event_field["description"];
        ?>
        <tr>
          <td><?php 
        echo $event_field["name"];
        ?>
</td>
          <th>---</th>
          <td><?php 
        echo $event_field["price"];
        ?>
$</td>
          <td><?php 
        echo $description;
        ?>