sheet

DataTable dt = bbbll.GetListPageStoreProcedure(1, 10000, "[user],wallet,user2", strwhere, "level_Id desc", selectdate, out Counts);

HSSFWorkbook workbook = new HSSFWorkbook();//创建工作表
HSSFSheet sheet= workbook.CreateSheet("第一页");//
HSSFRow rowhead = sheet.CreateRow(0);
rowhead.CreateCell(0).SetCellValue("时间");
rowhead.CreateCell(1).SetCellValue("会员姓名");
rowhead.CreateCell(2).SetCellValue("注册会员");
rowhead.CreateCell(3).SetCellValue("会员等级");
//rowhead.CreateCell(4).SetCellValue("经手人");
rowhead.CreateCell(4).SetCellValue("直推人");
rowhead.CreateCell(5).SetCellValue("安置人");
rowhead.CreateCell(6).SetCellValue("领导奖");
rowhead.CreateCell(7).SetCellValue("直推奖");
rowhead.CreateCell(8).SetCellValue("碰值奖");

for (int rowindex = 1; rowindex <= dt.Rows.Count; rowindex++)
{
HSSFRow row = sheet.CreateRow(rowindex);
for (int cellindex = 0; cellindex < 9; cellindex++)
{
row.CreateCell(cellindex).SetCellValue(dt.Rows[rowindex-1][cellindex].ToString());

}
}
//创建一个文档流对象

using (FileStream fs = new FileStream(@"d:\奖金资料.xls", FileMode.Create))
{

workbook.Write(fs); //将内存的文档对象写入到文档流中
}
MessageBox.Show(this, "下载成功放在d盘目录下");