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Apache POI


如何使用?
还是先导入maven坐标
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>${
poi}</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>${
poi}</version>
</dependency>
public static void write() throws Exception {
XSSFWorkbook excel = new XSSFWorkbook();
XSSFSheet sheet = excel.createSheet();
XSSFRow row = sheet.createRow(0);
XSSFCell cell = row.createCell(0);
cell.setCellValue("hello, excel!");
//输出流,把文件从内存写到磁盘
FileOutputStream out =

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