C# 读取Excel文件里面的内容到DataSet

 1 /// <summary>
 2 /// 读取Excel文件里面的内容到DataSet
 3 /// </summary>
 4 /// <param name="Path"></param>
 5 /// <param name="ds"></param>
 6 private void ExcelToDS(string Path,ref DataSet ds)
 7 {
 8     string strConn = "Provider=Microsoft.Jet.OLEDB.4.0;" + "Data Source=" + Path + ";" + "Extended Properties=\"Excel 8.0;HDR=Yes;IMEX=1\"";
 9     OleDbConnection conn = new OleDbConnection(strConn);
10     conn.Open();
11 
12     //返回Excel的架构，包括各个sheet表的名称,类型，创建时间和修改时间等  
13     DataTable dtSheetName = conn.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, new object[] { null, null, null, "Table" });
14 
15     //包含excel中表名的字符串数组
16     string[] strTableNames = new string[dtSheetName.Rows.Count];
17     for (int k = 0; k < dtSheetName.Rows.Count; k++)
18     {
19         strTableNames[k] = dtSheetName.Rows[k]["TABLE_NAME"].ToString();
20     }
21 
22     string strExcel = "";
23     OleDbDataAdapter myCommand = null;
24     strExcel = "select * from [" + strTableNames[0] + "]";//strTableNames[0]取得第一个Sheet中的数据
25     myCommand = new OleDbDataAdapter(strExcel, strConn);
26     ds = new DataSet();
27     myCommand.Fill(ds);
28     conn.Close();
29     conn.Dispose();
30 }