c#读取Excel数据到Gridview

#region 读取Excel数据到Gridview

public void ReadExcel(string sExcelFile, GridView dgBom)

{

　　　　DataTable ExcelTable;

DataSet ds = new DataSet();

//Excel的连接

OleDbConnection objConn = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + sExcelFile + ";" + "Extended Properties=Excel 8.0;");

objConn.Open();

DataTable schemaTable = objConn.GetOleDbSchemaTable(System.Data.OleDb.OleDbSchemaGuid.Tables, null);

string tableName = schemaTable.Rows[0][2].ToString().Trim();//获取 Excel 的表名，默认值是sheet1

string strSql = "select * from [" + tableName + "]";

OleDbCommand objCmd = new OleDbCommand(strSql, objConn);

OleDbDataAdapter myData = new OleDbDataAdapter(strSql, objConn);

//填充数据

myData.Fill(ds, tableName);

objConn.Close();

ExcelTable = ds.Tables[tableName];

int iColums = ExcelTable.Columns.Count;//列数

int iRows = ExcelTable.Rows.Count;//行数

//定义二维数组存储 Excel 表中读取的数据

string[,] storedata = new string[iRows, iColums];

ArrayList list = new ArrayList();

for (int i = 0; i < ExcelTable.Rows.Count; i++)

{

SupermarketVO vo = new SupermarketVO();

for (int j = 1; j < ExcelTable.Columns.Count; j++)

{

//将Excel表中的数据存储到数组

storedata[i, j] = ExcelTable.Rows[i][j].ToString();

if (j == 1)

{

vo.Sup_nm = ExcelTable.Rows[i][j].ToString();

}

else if (j == 2)

{

vo.Sup_linker = ExcelTable.Rows[i][j].ToString();

}

else if (j == 3)

{

vo.Phone = ExcelTable.Rows[i][j].ToString();

}

}

//如果名称、联系人、电话都为空，则忽略该记录

if (vo.Sup_nm.Trim() == "" && vo.Sup_linker.Trim() == "" && vo.Phone.Trim() == "")

{

continue;

}

else

{

list.Add(vo);

}

}

//判断记录数，以便于处理空记录时的显示

if (list.Count < 1)

{

SupermarketVO vo = new SupermarketVO();

list.Add(vo);

//设置空记录时的显示（包含表头显示）和绑定记录

GridviewControl.GridViewDataBind(dgBom, list);

}

else

{

dgBom.DataSource = list;

dgBom.DataBind();

}

LblErrorInfo.Text = "导入操作已经完成。";

}

#endregion