在上一个项目“新建一个maven项目”中:https://www.jianshu.com/writer#/notebooks/46728696/notes/73094871我们请求的项目端口是8080,那怎么修改端口号呢?
在resources目录新建application.properties文件新增如下配置
![](https://img.haomeiwen.com/i7153774/7024adf7bdd41fa8.png)
增加pom文件依赖引入
![](https://img.haomeiwen.com/i7153774/a3a31b2d1432ffca.png)
代码如下:
<!--mysql-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.41</version>
</dependency>
<!--druid-->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.3</version>
</dependency>
<!--mybatis-->
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>1.3.1</version>
</dependency>
修改配置文件application.properties,修改内容如下:
![](https://img.haomeiwen.com/i7153774/301cf5b4796e47e8.png)
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