public static DataSet LoadDataFromExcel(string filePath)         {             try             {                 string strConn;                 strConn = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + filePath + ";Extended Properties='Excel 8.0;HDR=False;IMEX=1'";                 OleDbConnection OleConn = new OleDbConnection(strConn);                 OleConn.Open();                 String sql = "SELECT * FROM  [Sheet1$]";//可是更改Sheet名称，比如sheet2，等等                 OleDbDataAdapter OleDaExcel = new OleDbDataAdapter(sql, OleConn);                 DataSet OleDsExcle = new DataSet();                 OleDaExcel.Fill(OleDsExcle, "Sheet1");                 OleConn.Close();                 return OleDsExcle;             }             catch (Exception err)             {                 MessageBox.Show("数据绑定Excel失败!失败原因：" + err.Message, "提示信息",                     MessageBoxButtons.OK, MessageBoxIcon.Information);                 return null;             }         }