thymeleaf 使用示例

系统管理员 2022-11-24 11:28 270阅读 0赞

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### thymeleaf 使用示例 ###

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**示例**

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**pojo  层**

**Person**

@Data
    public class Person {
    
        private Integer id;
        private String name;
        private Integer age;
    }

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**controller 层**

**HelloController**

@RestController
    public class HelloController {
    
        @RequestMapping("/hello")
        public ModelAndView hello(ModelAndView mv){
            Person person=new Person();
            person.setId(1);
            person.setName("瓜田李下");
            person.setAge(20);
            mv.addObject("person",person);
    
            List<Person> list=new ArrayList<>();
            for (int i=0;i<5;i++){
                Person p=new Person();
                p.setId(i);
                p.setName("海贼王 "+i);
                p.setAge(20+i);
    
                list.add(p);
            }
            mv.addObject("list",list);
    
            mv.setViewName("hello");
            return mv;
        }
    }

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**前端页面**

**hello.html**

<html lang="en" xmlns="http://www.w3.org/1999/xhtml"
          xmlns:th="http://www.thymeleaf.org" xmlns:sec="https://www.thymeleaf.org/thymeleaf-extras-springsecurity4">
    <head>
        <meta charset="UTF-8">
        <title>Title</title>
    </head>
    <body>
    <div th:align="center" th:if="${person} != null" style="color: greenyellow">
        <span th:text="${person.getId()}"></span> ==> 
        <span th:text="${person.getName()}"></span> ==> 
        <span th:text="${person.getAge()}"></span>
    </div><br>
    
    <div th:align="center" th:if="not ${#lists.isEmpty(list)}" style="color: orange">
        <div th:each="person:${list}">
            <span th:text="${person.getId()}"></span> ==> 
            <span th:text="${person.getName()}"></span> ==> 
            <span th:text="${person.getAge()}"></span>
        </div>
    </div>
    </body>
    </html>

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**使用测试**

**localhost:8080/hello**

![20200806145511230.png][]

[20200806145511230.png]: /images/20221124/2138e125dacb4785bef4cd11ff88b95b.png