excel3 - 経済統計練習帳

package excel;
 
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Cell;
import java.io.*;
 
 
public class pro {
    public static void main(String[] args) {
        pro y=new pro();
    }
 
    pro(){
 
       Workbook wb = new HSSFWorkbook();
Sheet sheet1 = wb.createSheet();
    Sheet sheet2 = wb.createSheet();
    Sheet sheet3 = wb.createSheet("new sheet");
    Sheet sheet4 = wb.createSheet("表計算用");
    Row row1 = sheet1.createRow(0);
    Cell cx= row1.createCell(0);
    cx.setCellValue("Hello");
 
    FileOutputStream out =null;
 
    try{
 
 
        out = new FileOutputStream("sample.xls");
 
 
 
      wb.write(out);
    }catch(IOException e){System.out.println(e.toString());}
 
 
 
 
 
 
    }
 
 
 
 
 
 
 
}