Springboot学习之用EasyExcel4导入导出数据（基于MyBatisPlus）

一、POM依赖

<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.example</groupId>     <artifactId>WeMall</artifactId>     <version>0.0.1-SNAPSHOT</version>     <packaging>jar</packaging>      <parent>         <groupId>org.springframework.boot</groupId>         <artifactId>spring-boot-starter-parent</artifactId>         <version>2.3.5.RELEASE</version>     </parent>      <dependencies>         <dependency>             <groupId>org.springframework.boot</groupId>