使用java将电子表格保存到磁盘

<dependency>
    <groupId>org.apache.poi</groupId>
    <artifactId>poi</artifactId>
    <version>4.1.2</version>
</dependency>
<dependency>
    <groupId>org.apache.poi</groupId>
    <artifactId>poi-ooxml</artifactId>
    <version>4.1.2</version>
</dependency>

import org.apache.poi.ss.usermodel.*;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;

import java.io.FileOutputStream;
import java.io.IOException;

public class ExcelWriter {
    public static void main(String[] args) {
        // 创建工作簿
        Workbook workbook = new XSSFWorkbook();

        // 创建电子表格
        Sheet sheet = workbook.createSheet("Sheet1");

        // 创建行
        Row row = sheet.createRow(0);

        // 创建单元格并设置值
        Cell cell = row.createCell(0);
        cell.setCellValue("Hello, World!");

        // 保存电子表格到磁盘
        try (FileOutputStream outputStream = new FileOutputStream("output.xlsx")) {
            workbook.write(outputStream);
        } catch (IOException e) {
            e.printStackTrace();
        }

        // 关闭工作簿
        try {
            workbook.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}