diff --git a/3.x/spring-boot-web/pom.xml b/3.x/spring-boot-web/pom.xml
new file mode 100644
index 0000000..ddda10f
--- /dev/null
+++ b/3.x/spring-boot-web/pom.xml
@@ -0,0 +1,81 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>com.neo</groupId>
+	<artifactId>spring-boot-web</artifactId>
+	<version>3.0.0-SNAPSHOT</version>
+	<packaging>war</packaging>
+
+	<name>spring-boot-web</name>
+	<description>Demo project for Spring Boot</description>
+
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>3.0.0</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<java.version>17</java.version>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-thymeleaf</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-data-jpa</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>mysql</groupId>
+			<artifactId>mysql-connector-java</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.junit.vintage</groupId>
+			<artifactId>junit-vintage-engine</artifactId>
+			<scope>test</scope>
+			<exclusions>
+				<exclusion>
+					<groupId>org.hamcrest</groupId>
+					<artifactId>hamcrest-core</artifactId>
+				</exclusion>
+			</exclusions>
+		</dependency>
+		<dependency>
+			<groupId>org.webjars.bower</groupId>
+			<artifactId>jquery</artifactId>
+			<version>2.0.3</version>
+		</dependency>
+		<dependency>
+			<groupId>org.webjars.bower</groupId>
+			<artifactId>bootstrap</artifactId>
+			<version>3.0.3</version>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+	
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+	
+
+</project>
diff --git a/3.x/spring-boot-web/src/main/java/com/neo/WebApplication.java b/3.x/spring-boot-web/src/main/java/com/neo/WebApplication.java
new file mode 100644
index 0000000..ede8e47
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/java/com/neo/WebApplication.java
@@ -0,0 +1,12 @@
+package com.neo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class WebApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(WebApplication.class, args);
+	}
+}
diff --git a/3.x/spring-boot-web/src/main/java/com/neo/WebConfiguration.java b/3.x/spring-boot-web/src/main/java/com/neo/WebConfiguration.java
new file mode 100644
index 0000000..604679b
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/java/com/neo/WebConfiguration.java
@@ -0,0 +1,60 @@
+package com.neo;
+
+import java.io.IOException;
+
+import jakarta.servlet.Filter;
+import jakarta.servlet.FilterChain;
+import jakarta.servlet.FilterConfig;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.ServletRequest;
+import jakarta.servlet.ServletResponse;
+import jakarta.servlet.http.HttpServletRequest;
+
+import org.apache.catalina.filters.RemoteIpFilter;
+import org.springframework.boot.web.servlet.FilterRegistrationBean;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class WebConfiguration {
+    @Bean
+    public RemoteIpFilter remoteIpFilter() {
+        return new RemoteIpFilter();
+    }
+    
+    @Bean
+    public FilterRegistrationBean testFilterRegistration() {
+
+        FilterRegistrationBean registration = new FilterRegistrationBean();
+        registration.setFilter(new MyFilter());
+        registration.addUrlPatterns("/*");
+        registration.addInitParameter("paramName", "paramValue");
+        registration.setName("MyFilter");
+        registration.setOrder(1);
+        return registration;
+    }
+    
+    public class MyFilter implements Filter {
+		@Override
+		public void destroy() {
+			// TODO Auto-generated method stub
+		}
+
+		@Override
+		public void doFilter(ServletRequest srequest, ServletResponse sresponse, FilterChain filterChain)
+				throws IOException, ServletException {
+			// TODO Auto-generated method stub
+			HttpServletRequest request = (HttpServletRequest) srequest;
+			System.out.println("this is MyFilter,url :"+request.getRequestURI());
+			filterChain.doFilter(srequest, sresponse);
+		}
+
+		@Override
+		public void init(FilterConfig arg0) throws ServletException {
+			// TODO Auto-generated method stub
+		}
+    }
+}
+
+
+
diff --git a/3.x/spring-boot-web/src/main/java/com/neo/model/User.java b/3.x/spring-boot-web/src/main/java/com/neo/model/User.java
new file mode 100644
index 0000000..9914cd6
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/java/com/neo/model/User.java
@@ -0,0 +1,72 @@
+package com.neo.model;
+
+import java.io.Serializable;
+import jakarta.persistence.*;
+
+@Entity
+public class User implements Serializable {
+
+	private static final long serialVersionUID = 1L;
+	@Id
+	@GeneratedValue
+	private Long id;
+	@Column(nullable = false, unique = true, length = 20)
+	private String userName;
+	@Column(nullable = false)
+	private String passWord;
+	@Column(nullable = false, unique = true, length = 30)
+	private String email;
+	@Column(nullable = true, unique = true, length = 30)
+	private String nickName;
+	@Column(nullable = false)
+	private String regTime;
+
+	public User() {
+		super();
+	}
+	public User(String nickName,String email,String userName,  String passWord, String regTime) {
+		super();
+		this.email = email;
+		this.nickName = nickName;
+		this.passWord = passWord;
+		this.userName = userName;
+		this.regTime = regTime;
+	}
+	public Long getId() {
+		return id;
+	}
+	public void setId(Long id) {
+		this.id = id;
+	}
+	public String getUserName() {
+		return userName;
+	}
+	public void setUserName(String userName) {
+		this.userName = userName;
+	}
+	public String getPassWord() {
+		return passWord;
+	}
+	public void setPassWord(String passWord) {
+		this.passWord = passWord;
+	}
+	public String getEmail() {
+		return email;
+	}
+	public void setEmail(String email) {
+		this.email = email;
+	}
+	public String getNickName() {
+		return nickName;
+	}
+	public void setNickName(String nickName) {
+		this.nickName = nickName;
+	}
+	public String getRegTime() {
+		return regTime;
+	}
+	public void setRegTime(String regTime) {
+		this.regTime = regTime;
+	}
+
+}
\ No newline at end of file
diff --git a/3.x/spring-boot-web/src/main/java/com/neo/repository/UserRepository.java b/3.x/spring-boot-web/src/main/java/com/neo/repository/UserRepository.java
new file mode 100644
index 0000000..b5c0c63
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/java/com/neo/repository/UserRepository.java
@@ -0,0 +1,12 @@
+package com.neo.repository;
+
+import com.neo.model.User;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface UserRepository extends JpaRepository<User, Long> {
+
+    User findByUserName(String userName);
+
+    User findByUserNameOrEmail(String username, String email);
+    
+}
\ No newline at end of file
diff --git a/3.x/spring-boot-web/src/main/java/com/neo/util/NeoProperties.java b/3.x/spring-boot-web/src/main/java/com/neo/util/NeoProperties.java
new file mode 100644
index 0000000..ab337bf
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/java/com/neo/util/NeoProperties.java
@@ -0,0 +1,26 @@
+package com.neo.util;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+
+@Component
+public class NeoProperties {
+	
+	@Value("${com.neo.title}")
+	private String title;
+	@Value("${com.neo.description}")
+	private String description;
+	public String getTitle() {
+		return title;
+	}
+	public void setTitle(String title) {
+		this.title = title;
+	}
+	public String getDescription() {
+		return description;
+	}
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+}
diff --git a/3.x/spring-boot-web/src/main/java/com/neo/web/HelloController.java b/3.x/spring-boot-web/src/main/java/com/neo/web/HelloController.java
new file mode 100644
index 0000000..f9dad31
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/java/com/neo/web/HelloController.java
@@ -0,0 +1,21 @@
+package com.neo.web;
+
+import java.util.Locale;
+import java.util.UUID;
+
+import jakarta.servlet.http.HttpSession;
+
+import com.neo.model.User;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class HelloController {
+	
+    @RequestMapping("/hello")
+	public String hello(Locale locale, Model model) {
+		return "Hello World";
+	}
+
+}
\ No newline at end of file
diff --git a/3.x/spring-boot-web/src/main/java/com/neo/web/ThymeleafController.java b/3.x/spring-boot-web/src/main/java/com/neo/web/ThymeleafController.java
new file mode 100644
index 0000000..c384bd1
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/java/com/neo/web/ThymeleafController.java
@@ -0,0 +1,26 @@
+package com.neo.web;
+
+import java.text.DateFormat;
+import java.util.Date;
+import java.util.Locale;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+@Controller
+public class ThymeleafController {
+	
+    @RequestMapping("/hi")
+	public String hello(Locale locale, Model model) {
+		model.addAttribute("greeting", "Hello!");
+
+		Date date = new Date();
+		DateFormat dateFormat = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG, locale);        
+		String formattedDate = dateFormat.format(date);
+		model.addAttribute("currentTime", formattedDate);
+
+		return "hello";
+	}
+
+}
\ No newline at end of file
diff --git a/3.x/spring-boot-web/src/main/java/com/neo/web/UserController.java b/3.x/spring-boot-web/src/main/java/com/neo/web/UserController.java
new file mode 100644
index 0000000..5753df1
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/java/com/neo/web/UserController.java
@@ -0,0 +1,43 @@
+package com.neo.web;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import com.neo.model.User;
+import com.neo.repository.UserRepository;
+
+@RestController
+public class UserController {
+	
+	@Autowired
+	private UserRepository userRepository;
+
+    @RequestMapping("/add")
+    public User saveUser(String key) {
+        User user=new User();
+        user.setUserName("aa"+key);
+        user.setEmail("ityouknow@126.com"+key);
+        user.setNickName("微笑"+key);
+        user.setPassWord("123456"+key);
+        user.setRegTime("2022-12-20"+key);
+        userRepository.save(user);
+        return user;
+    }
+	
+    @RequestMapping("/getUser")
+    public User getUser() {
+    	User user=userRepository.findByUserName("aa");
+    	System.out.println("若下面没出现“无缓存的时候调用”字样且能打印出数据表示测试成功");  
+        return user;
+    }
+    
+    @RequestMapping("/getUsers")
+    public List<User> getUsers() {
+    	List<User> users=userRepository.findAll();
+    	System.out.println("若下面没出现“无缓存的时候调用”字样且能打印出数据表示测试成功");  
+        return users;
+    }
+}
\ No newline at end of file
diff --git a/3.x/spring-boot-web/src/main/resources/application.properties b/3.x/spring-boot-web/src/main/resources/application.properties
new file mode 100644
index 0000000..0aed4d0
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/resources/application.properties
@@ -0,0 +1,17 @@
+spring.datasource.url=jdbc:mysql://174.137.48.31:3306/test?serverTimezone=UTC&useUnicode=true&characterEncoding=utf-8&useSSL=true
+spring.datasource.username=itmooc_tech
+spring.datasource.password=e8tEzFMApR
+spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
+# ????????
+spring.datasource.hikari.maxLifeTime=600000
+
+spring.jpa.properties.hibernate.hbm2ddl.auto=create
+#sql\u8F93\u51FA
+spring.jpa.show-sql=true
+#format\u4E00\u4E0Bsql\u8FDB\u884C\u8F93\u51FA
+spring.jpa.properties.hibernate.format_sql=true
+spring.jpa.properties.hibernate.dialect = org.hibernate.dialect.MySQLDialect
+spring.jpa.open-in-view=false
+
+com.neo.title=\u7EAF\u6D01\u7684\u5FAE\u7B11
+com.neo.description=\u5206\u4EAB\u751F\u6D3B\u548C\u6280\u672F
\ No newline at end of file
diff --git a/3.x/spring-boot-web/src/main/resources/static/css/starter.css b/3.x/spring-boot-web/src/main/resources/static/css/starter.css
new file mode 100644
index 0000000..e2fc60c
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/resources/static/css/starter.css
@@ -0,0 +1,8 @@
+body {
+  padding-top: 50px;
+}
+
+.starter-template {
+  padding: 40px 15px;
+  text-align: center;
+}
\ No newline at end of file
diff --git a/3.x/spring-boot-web/src/main/resources/static/images/favicon.png b/3.x/spring-boot-web/src/main/resources/static/images/favicon.png
new file mode 100644
index 0000000..890ef06
Binary files /dev/null and b/3.x/spring-boot-web/src/main/resources/static/images/favicon.png differ
diff --git a/3.x/spring-boot-web/src/main/resources/templates/hello.html b/3.x/spring-boot-web/src/main/resources/templates/hello.html
new file mode 100644
index 0000000..c417054
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/resources/templates/hello.html
@@ -0,0 +1,18 @@
+<html xmlns:th="http://www.thymeleaf.org">
+  <head th:include="layout :: htmlhead" th:with="title='Hello'"></head>
+
+  <body>
+    <div th:replace="layout :: navbar">(navbar)</div>
+
+    <div class="container">
+      <div class="starter-template">
+        <h1>Spring MVC / Thymeleaf / Bootstrap</h1>
+        <p class="lead" th:text="${greeting}">(greeting)</p>
+        <p>The current time is <span th:text="${currentTime}">(time)</span></p>
+      </div>
+    </div>
+
+    <div th:include="layout :: footer" id="footer">(footer)</div>
+
+  </body>
+</html>
diff --git a/3.x/spring-boot-web/src/main/resources/templates/layout.html b/3.x/spring-boot-web/src/main/resources/templates/layout.html
new file mode 100644
index 0000000..422fbb7
--- /dev/null
+++ b/3.x/spring-boot-web/src/main/resources/templates/layout.html
@@ -0,0 +1,54 @@
+<html xmlns:th="http://www.thymeleaf.org">
+  <head th:fragment="htmlhead">
+    <meta charset="utf-8"></meta>
+    <meta http-equiv="X-UA-Compatible" content="IE=edge"></meta>
+    <meta name="viewport" content="width=device-width, initial-scale=1.0"></meta>
+    <meta name="description" content=""></meta>
+    <meta name="author" content=""></meta>
+    <link rel="shortcut icon" type="image/png" th:href="@{/images/favicon.png}"></link>
+
+   	<title th:text="${title}">(title)</title>
+
+  	<link th:href="@{/webjars/bootstrap/3.0.3/dist/css/bootstrap.css}" rel="stylesheet"></link>
+  	<link th:href="@{/css/starter.css}" rel="stylesheet"></link>
+  </head>
+
+  <body>
+    <div th:fragment="navbar" class="navbar navbar-inverse navbar-fixed-top" role="navigation">
+      <div class="container">
+        <div class="navbar-header">
+          <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
+            <span class="sr-only">Toggle navigation</span>
+            <span class="icon-bar"></span>
+            <span class="icon-bar"></span>
+            <span class="icon-bar"></span>
+          </button>
+          <a class="navbar-brand" href="#">Project name</a>
+        </div>
+        <div class="collapse navbar-collapse">
+          <ul class="nav navbar-nav">
+            <li class="active"><a href="#">Home</a></li>
+            <li><a href="#about">About</a></li>
+            <li><a href="#contact">Contact</a></li>
+          </ul>
+        </div>
+      </div>
+    </div>
+
+    <div class="container">
+      <div class="starter-template">
+        <h1>Spring MVC/Thymeleaf/Bootstrap</h1>
+        <p class="lead" th:text="${greeting}">(greeting)</p>
+      </div>
+    </div>
+
+    <div th:fragment="footer" id="footer">
+      <div class="container">
+        <p class="muted credit">Spring MVC/Thymeleaf/Bootstrap Project Template</p>
+      </div>
+      <script th:src="@{/webjars/jquery/2.0.3/jquery.min.js}"></script>
+      <script th:src="@{/webjars/bootstrap/3.0.3/js/bootstrap.min.js}"></script>
+    </div>
+
+  </body>
+</html>
diff --git a/3.x/spring-boot-web/src/test/java/com/neo/WebApplicationTests.java b/3.x/spring-boot-web/src/test/java/com/neo/WebApplicationTests.java
new file mode 100644
index 0000000..cd4cb77
--- /dev/null
+++ b/3.x/spring-boot-web/src/test/java/com/neo/WebApplicationTests.java
@@ -0,0 +1,18 @@
+package com.neo;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class WebApplicationTests {
+
+	@Test
+	public void contextLoads() {
+		System.out.println("hello web");
+	}
+
+}
diff --git a/3.x/spring-boot-web/src/test/java/com/neo/model/UserRepositoryTests.java b/3.x/spring-boot-web/src/test/java/com/neo/model/UserRepositoryTests.java
new file mode 100644
index 0000000..3b7d8ea
--- /dev/null
+++ b/3.x/spring-boot-web/src/test/java/com/neo/model/UserRepositoryTests.java
@@ -0,0 +1,38 @@
+package com.neo.model;
+
+import java.text.DateFormat;
+import java.util.Date;
+
+import com.neo.repository.UserRepository;
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import org.springframework.test.context.junit4.SpringRunner;
+
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class UserRepositoryTests {
+
+	@Autowired
+	private UserRepository userRepository;
+
+	@Test
+	public void test() throws Exception {
+		Date date = new Date();
+		DateFormat dateFormat = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG);        
+		String formattedDate = dateFormat.format(date);
+		
+		userRepository.save(new User("aa1", "aa@126.com", "aa", "aa123456",formattedDate));
+		userRepository.save(new User("bb2", "bb@126.com", "bb", "bb123456",formattedDate));
+		userRepository.save(new User("cc3", "cc@126.com", "cc", "cc123456",formattedDate));
+
+//		Assert.assertEquals(9, userRepository.findAll().size());
+		Assert.assertEquals("bb2", userRepository.findByUserNameOrEmail("bb", "xxx126.com").getNickName());
+		userRepository.delete(userRepository.findByUserName("aa"));
+	}
+
+}
\ No newline at end of file
diff --git a/3.x/spring-boot-web/src/test/java/com/neo/web/ProPertiesTest.java b/3.x/spring-boot-web/src/test/java/com/neo/web/ProPertiesTest.java
new file mode 100644
index 0000000..2d76b35
--- /dev/null
+++ b/3.x/spring-boot-web/src/test/java/com/neo/web/ProPertiesTest.java
@@ -0,0 +1,35 @@
+package com.neo.web;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import com.neo.util.NeoProperties;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class ProPertiesTest {
+
+	@Autowired
+    private NeoProperties neoProperties;
+
+    @Test
+    public void getHello() throws Exception {
+    	System.out.println(neoProperties.getTitle());
+        Assert.assertEquals(neoProperties.getTitle(), "纯洁的微笑");
+        Assert.assertEquals(neoProperties.getDescription(), "分享生活和技术");
+    }
+
+    @Test
+    public void testMap() throws Exception {
+    	Map<String, Long> orderMinTime=new HashMap<String, Long>();
+    	orderMinTime.get("123");
+    }
+
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index e46a673..178a7fc 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,7 @@ Spring Boot 使用的各种示例，以最简单、最实用为标准，此开
 
 - [spring-boot-hello](https://github.com/ityouknow/spring-boot-examples/tree/master/3.x/spring-boot-hello)：Spring Boot 3.0  Hello World 示例
 - [spring-boot-helloworld](https://github.com/ityouknow/spring-boot-examples/tree/master/3.x/spring-boot-helloWorld)：Spring Boot 3.0  Hello World Test 单元测试示例
+- [spring-boot-web](https://github.com/ityouknow/spring-boot-examples/tree/master/3.x/spring-boot-web)：Spring Boot 3.0  Hello World web 示例
 
 
 ---