// ���ļ�
WritableWorkbook book = Workbook.createWorkbook(new File(
"students.xls"));
// ������Ϊ"��һҳ"�Ĺ���������0��ʾ���ǵ�һҳ
WritableSheet sheet = book.createSheet("��һҳ", 0);
Label labelA = new Label(0, 0, "ѧ�����");
Label labelB = new Label(1, 0, "ѧ������");
Label labelC = new Label(2, 0, "ѧ������");
Label labelD = new Label(3, 0, "ѧ���Ա�");