1 package poi;
2
3 import java.io.File;
4 import java.io.FileOutputStream;
5 import java.io.IOException;
6 import java.text.SimpleDateFormat;
7 import java.util.Date;
8
9 import org.apache.commons.io.FileUtils;
10 import org.apache.poi.hssf.usermodel.HSSFCell;
11 import org.apache.poi.hssf.usermodel.HSSFRow;
12 import org.apache.poi.hssf.usermodel.HSSFSheet;
13 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
14
15 public class PoiExpExcel {
16
17 public static void main(String[] args) {
18 //表头
19 String[] title = {"name", "age", "sex", "date"};
20 //创建工作薄
21 HSSFWorkbook workbook = new HSSFWorkbook();
22 //创建sheet
23 HSSFSheet sheet = workbook.createSheet();
24 //创建行
25 HSSFRow row = sheet.createRow(0);
26
27 HSSFCell cell = null;
28 for (int i = 0; i < title.length; i++) {
29 //创建单元格
30 cell = row.createCell(i);
31 //设置单元格内容
32 cell.setCellValue(title[i]);
33 }
34 //填写数据
35 for (int i = 1; i < 10; i++) {
36 //创建行
37 HSSFRow nextrow = sheet.createRow(i);
38 HSSFCell cell2 = nextrow.createCell(0);
39 cell2.setCellValue("user"+1);
40 cell2 = nextrow.createCell(1);
41 cell2.setCellValue(12+i);
42 cell2 = nextrow.createCell(2);
43 cell2.setCellValue("M");
44 cell2 = nextrow.createCell(3);
45 cell2.setCellValue( new SimpleDateFormat("yyyy-MM-dd").format(new Date()));
46
47
48 }
49 //创建文件
50 File file = new File("e:/poi_exp.xls");
51 try {
52 file.createNewFile();
53 //打开一个文件流
54 FileOutputStream stream = FileUtils.openOutputStream(file);
55 //将工作簿写到文件流中
56 workbook.write(stream);
57 //关闭工作簿
58 workbook.close();
59 //关闭流
60 stream.close();
61 } catch (IOException e) {
62 e.printStackTrace();
63 }
64
65
66 }
67
68 }
