1.视图层完整示例
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
|
<form action="#" th:action="@{/update/{id}(id=${user.id})}" th:object="${user}" method="post" > <label for="name" >姓名</label> <input type="text" th:field="*{name}" id="name" placeholder="Name" > <p th:if="${#fields.hasErrors(‘name‘)}" th:errors="*{name}" ></p> <label for="age">年龄</label> <input type="text" th:field="*{age}" id="age" placeholder="age" name="age"> <p th:if="${#fields.hasErrors(‘age‘)}" th:errors="*{age}"></p> <label for="email">邮箱</label> <input type="text" th:field="*{email}" id="email" placeholder="Email"> <p th:if="${#fields.hasErrors(‘email‘)}" th:errors="*{email}" ></p> <input type="submit" value="修改"></form> |
2.控制器层代码
|
1
2
3
4
5
6
7
8
|
@PostMapping("/edit/{id}")public String editUser(@Valid User user,BindingResult bindingResult) { if(bindingResult.hasErrors()) { return "update-user"; } return "update-user";} |
原文：https://www.cnblogs.com/q2546/p/11107843.html