我在啟動(dòng)項(xiàng)目時(shí)遇到查詢問(wèn)題。它說(shuō)解析錯(cuò)誤：語(yǔ)法錯(cuò)誤，C：\Users\ahmed\Documents\zadacaveb\Call Center\Dateof_seminars\forma.php第 34 行中出現(xiàn)意外的“$sql”（T_VARIABLE）當(dāng)我按下按鈕 Dodaj （engl.添加）。我沒(méi)有看到我的查詢有問(wèn)題，所以如果你看到我的查詢中哪里有錯(cuò)誤，請(qǐng)告訴我。我將展示我的forma代碼.php這是一個(gè)問(wèn)題，以及來(lái)自文件索引.php和刪除.php的代碼。這兩個(gè)文檔工作正常，但問(wèn)題是形式上的.php索引.php<?phprequire('../util/session.php');require('../util/db.php');require('../Frontend/header.php');require('../Frontend/footer.php');if(!isset($_SESSION['user'])) {    header('Location: /Call Center/Login/index.php');}$stmt = $db->query('SELECT * FROM dateof_seminars');$rows = $stmt->fetchAll();echo $header;?><br/><br/><div class="container">    <a href="/Call Center/Dateof_seminars/forma.php" class="btn btn-primary mt-3 mb-3 float-left">Dodaj</a>    <br/>    <br/>    <table class="table">      <thead>        <tr>          <th scope="col">#</th>          <th scope="col">Po?inje datuma</th>          <th scope="col">Zavr?ava datumom</th>          <th scope="col">Instruktor ID</th>          <th scope="col">Seminar ID</th>          <th scope="col">Klijent ID</th>        </tr>      </thead>      <tbody>        <?php foreach($rows as $row) { ?>      <tr>          <th scope="row"><?php echo $row['id']; ?></th>          <td><?php echo $row['date_from']; ?></td>          <td><?php echo $row['date_to']; ?></td>          <td><?php echo $row['instructor_id']; ?></td>          <td><?php echo $row['seminars_id']; ?></td>          <td><?php echo $row['clients_id']; ?></td>          <td>          <a class="btn btn-primary" href="/Call Center/Dateof_seminars/forma.php?id=<?php echo $row['id']; ?>">Edit</a>          <a class="btn btn-danger" href="/Call Center/Dateof_seminars/delete.php?id=<?php echo $row['id']; ?>">Delete</a>        </tr>        <?php } ?>      </tbody>    </table>    </center></div><?phpecho $footer;?>