/// <summary>

/// 读取Excel文档

/// </summary> 

/// <param name="Path">文件名称</param>

/// <returns>返回一个数据集</returns>

public DataSet ExcelToDS(string Path)

{

string strConn = "Provider=Microsoft.Jet.OLEDB.4.0;" +"Data Source="+ Path +";"+"Extended Properties=Excel 8.0;";

OleDbConnection conn = new OleDbConnection(strConn);

conn.Open();

string strExcel = "";

OleDbDataAdapter myCommand = null;

DataSet ds = null;

strExcel="select * from [sheet1$]";

myCommand = new OleDbDataAdapter(strExcel, strConn);

ds = new DataSet();

myCommand.Fill(ds,"table1");

return ds;

} 

/// <summary>

/// 写入Excel文档

/// </summary>

/// <param name="Path">文件名称</param>

public bool SaveFP2toExcel(string Path)

{

try

{

string strConn = "Provider=Microsoft.Jet.OLEDB.4.0;" +"Data Source="+ Path +";"+"Extended Properties=Excel 8.0;";

OleDbConnection conn = new OleDbConnection(strConn);

conn.Open();

System.Data.OleDb.OleDbCommand cmd=new OleDbCommand ();

cmd.Connection =conn;

//cmd.CommandText ="UPDATE [sheet1$] SET 姓名=’2005-01-01’ WHERE 工号=’日期’";

//cmd.ExecuteNonQuery ();

for(int i=;i<fp2.Sheets [].RowCount -;i++)

{

if(fp2.Sheets [].Cells[i,].Text!="")

{

cmd.CommandText ="INSERT INTO [sheet1$] (工号,姓名,部门,职务,日期,时间) VALUES(’"+fp2.Sheets [].Cells[i,].Text+ "’,’"+

fp2.Sheets [].Cells[i,].Text+"’,’"+fp2.Sheets [].Cells[i,].Text+"’,’"+fp2.Sheets [].Cells[i,].Text+

"’,’"+fp2.Sheets [].Cells[i,].Text+"’,’"+fp2.Sheets [].Cells[i,].Text+"’)";

cmd.ExecuteNonQuery ();

}

}

conn.Close ();

return true;

}

catch(System.Data.OleDb.OleDbException ex)

{

System.Diagnostics.Debug.WriteLine ("写入Excel发生错误："+ex.Message );

}

return false;

}