#region 导出代码
/// <summary>
/// 导出代码
/// </summary>
public void Export()
{
NPOI.HSSF.UserModel.HSSFWorkbook workbook = new NPOI.HSSF.UserModel.HSSFWorkbook();
NPOI.SS.UserModel.ISheet sheet1 = workbook.CreateSheet("BOM详情");
//给sheet1添加第一行的头部标题
NPOI.SS.UserModel.IRow row1 = sheet1.CreateRow(0);
row1.CreateCell(0).SetCellValue("序号");
row1.CreateCell(1).SetCellValue("用户名");
row1.CreateCell(2).SetCellValue("编号");
// DataTable dt = ExecuteStoredPro("Store_Query", "teacher", "id,tname,TCode", "id>1");//获取数据表
DataSet ds = Common.getds("select * from teacher");
DataTable dt = ds.Tables[0];
for (int i = 0; i < dt.Rows.Count; i++)
{
NPOI.SS.UserModel.IRow rowtemp = sheet1.CreateRow(i + 1);
rowtemp.CreateCell(0).SetCellValue(dt.Rows[i]["id"].ToString());
rowtemp.CreateCell(1).SetCellValue(dt.Rows[i]["tname"].ToString());
rowtemp.CreateCell(2).SetCellValue(dt.Rows[i]["TCode"].ToString());
}
//写入到客户端
string path = "/FileRoot/temp/";
string fileName = DateTime.Now.ToString("yyyyMMddHHmmssfff") + ".xls";
path += fileName;
System.IO.FileStream file = new System.IO.FileStream(HttpContext.Current.Server.MapPath(path), System.IO.FileMode.Create);
workbook.Write(file);
//关闭文件，释放对象
file.Close();
string filePath = Server.MapPath(path);//路径
Response.Redirect("downExcel.aspx?filePath=" + filePath + "&fileName=" + DateTime.Now.ToString("yyyyMMddHHmmssfff")+".xls");
}
#endregion
public static string conn = System.Web.Configuration.WebConfigurationManager.ConnectionStrings["connStr"].ToString();//获取配置数据库字符串
#region 获取dataset
/// <summary>
/// 获取dataset
/// </summary>
/// <param name="sqlstr">传入的sql语句</param>
/// <returns></returns>
public static DataSet getds(string sqlstr)
{
DataSet ds = null;
using (mysqlConnection conn = new MySqlConnection(Common.conn))
{
conn.Open();
using (MySqlCommand cmd = new MySqlCommand(sqlstr, conn))
{
MySqlDataAdapter adapter = new MySqlDataAdapter(cmd);
ds = new DataSet();
adapter.Fill(ds);
}
}
return ds;
}
#endregion