web/edit.html

<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Edit</title>
    <link rel="stylesheet" href="css/index.css">
</head>
<body>
<div id="div_container">
  <div id="div_fruit_list">
    <p id="top-title">编辑水果信息</p>
    <form th:action="@{/update.do}" method="post" th:object="${fruit}">
      <input type="hidden" name="id" th:value="*{id}">
      <table id="t_fruit">
        <tr>
          <th class="w25">名称：</th>
          <td><input type="text" name="name" th:value="*{name}"></td>
        </tr>
        <tr>
          <th class="w25">价格：</th>
          <td><input type="text" name="price" th:value="*{price}"></td>
        </tr>
        <tr>
          <th class="w25">库存：</th>
          <td><input type="text" name="num" th:value="*{num}"></td>
        </tr>
        <tr>
          <th colspan="2">
            <input type="submit" value="修改">
          </th>
        </tr>
      </table>
    </form>
  </div>
</div>
</body>
</html>