C# ce“]=objFirstItem.价格； dPrice=Convert.ToDouble（objFirstItem.Price）*Convert.ToDouble（dt.Rows[i][13]）； dt.行[i][“价格”]=dPrice； double

ce“]=objFirstItem.价格； dPrice=Convert.ToDouble（objFirstItem.Price）*Convert.ToDouble（dt.Rows[i][13]）； dt.行[i][“价格”]=dPrice； double billPrice=转换为两行（dt.行[i][12]）； dt.行[i][“差异”]=（billPrice-dPrice）； 如果（dPrice！=0） { //////dt.Rows[i][“PercentVariance”]=string.Concat（数学四舍五入（（billPrice/dPrice）*100），0），“%”； dt.行[i][“百分比方差”]=数学舍入（（billPrice/dPrice）*100），0）； } } } } } 捕获（例外情况除外） { //////掷骰子； } } lstreurn=新列表（）； Medicine-objMedicine=null； 对于（int i=0；iConvert.ToDateTime（dt.Rows[i][6]）） { 如果（对象计数>1） { FDB objSecondItem=objLst[1]； dt.行[i][“单价”]=objSecondItem.价格； dPrice=Convert.ToDouble（objSecondItem.Price）*Convert.ToDouble（dt.Rows[i][13]）； dt.行[i][“价格”]=dPrice； double billPrice=转换为两行（dt.行[i][12]）；

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Text;
using System.ServiceModel.Activation;
using FDBService.AppCode;
using System.IO;
using System.Data.OleDb;
using System.Data;
using Microsoft.Office.Interop.Excel;

namespace FDBService
{
                    vFileName = string.Concat(vPath, DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day, DateTime.Now.TimeOfDay.ToString().Replace(":", "").Substring(0, 6), "_", pUploadfile.fileName);
                FileStream FileStream = new FileStream(vFileName, FileMode.Create);
                FileStream.Write(pUploadfile.file, 0, pUploadfile.file.Length);
                FileStream.Close();
                FileStream.Dispose();

            }
            catch (Exception ex)
            {
                throw ex;
            }
            return vFileName;
        }

        public List<Medicine> ProcessPriceList(string pFileName)
        {

            List<Medicine> lstReturn = null;
            string strConnection = string.Concat("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=", pFileName, ";Extended Properties=", "Excel 8.0;");
            System.Data.DataTable dt = new System.Data.DataTable("dtSheet");
            try
            {
                using (OleDbConnection conn = new OleDbConnection(strConnection))
                {
                    conn.Open();
                    System.Data.DataTable dtSheet = conn.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, null);
                    List<string> lstSheet = new List<string>();
                    foreach (DataRow drSheet in dtSheet.Rows)
                    {
                        if (drSheet["TABLE_NAME"].ToString().Contains("$"))//checks whether row contains '_xlnm#_FilterDatabase' or sheet name(i.e. sheet name always ends with $ sign)
                        {
                            lstSheet.Add(drSheet["TABLE_NAME"].ToString());
                        }
                    }
                    using (OleDbDataAdapter da = new OleDbDataAdapter("SELECT * FROM [" + lstSheet[0] + "]", conn))
                    {
                        //////conn.Open();
                        da.Fill(dt);
                    }
                }

                if (dt != null && dt.Rows.Count > 0)
                {
                    dt.Columns.Add("Unit Price", typeof(string));
                    dt.Columns.Add("Price", typeof(string));
                    dt.Columns.Add("Variance", typeof(string));
                    dt.Columns.Add("PercentVariance", typeof(string));

                    string vFDBPath = System.Configuration.ConfigurationManager.AppSettings["FDBFilePath"].ToString();

                    FDB objFDB = null;
                    string[] strFDB = File.ReadAllLines(vFDBPath);
                    List<FDB> lstFDB = new List<FDB>();
                    foreach (string str in strFDB)
                    {
                        objFDB = new FDB();
                        objFDB.NDC = str.Substring(0, 11);
                        objFDB.PriceType = str.Substring(11, 2);
                        objFDB.Price = string.Concat(str.Substring(21, 6), ".", str.Substring(27, 5));
                        objFDB.Date = str.Substring(13, 8);
                        lstFDB.Add(objFDB);
                    }

                    double dPrice = 0;
                    for (int i = 0; i < dt.Rows.Count; i++)
                    {
                        try
                        {
                            string ndc = Convert.ToString(dt.Rows[i][7]);
                            List<FDB> objLst = (from item in lstFDB
                                                where item.NDC == ndc && item.PriceType == "09"
                                                orderby item.Date descending
                                                select item).ToList();
                            if (objLst != null)
                            {
                                FDB objFirstItem = objLst.FirstOrDefault();
                                if (objFirstItem != null)
                                {
                                    if (new DateTime(Convert.ToInt32(objFirstItem.Date.Substring(0, 4)), Convert.ToInt32(objFirstItem.Date.Substring(4, 2)), Convert.ToInt32(objFirstItem.Date.Substring(6, 2))) > Convert.ToDateTime(dt.Rows[i][6]))
                                    {
                                        if (objLst.Count > 1)
                                        {
                                            FDB objSecondItem = objLst[1];
                                            dt.Rows[i]["Unit Price"] = objSecondItem.Price;
                                            dPrice = Convert.ToDouble(objSecondItem.Price) * Convert.ToDouble(dt.Rows[i][13]);
                                            dt.Rows[i]["Price"] = dPrice;

                                            double billPrice = Convert.ToDouble(dt.Rows[i][12]);
                                            dt.Rows[i]["Variance"] = (billPrice - dPrice);
                                            if (dPrice != 0)
                                            {
                                                //////dt.Rows[i]["PercentVariance"] = string.Concat(Math.Round(((billPrice / dPrice) * 100), 0), " %");
                                                dt.Rows[i]["PercentVariance"] = Math.Round(((billPrice / dPrice) * 100), 0);
                                            }
                                        }
                                    }
                                    else
                                    {
                                        dt.Rows[i]["Unit Price"] = objFirstItem.Price;
                                        dPrice = Convert.ToDouble(objFirstItem.Price) * Convert.ToDouble(dt.Rows[i][13]);
                                        dt.Rows[i]["Price"] = dPrice;

                                        double billPrice = Convert.ToDouble(dt.Rows[i][12]);
                                        dt.Rows[i]["Variance"] = (billPrice - dPrice);
                                        if (dPrice != 0)
                                        {
                                            //////dt.Rows[i]["PercentVariance"] = string.Concat(Math.Round(((billPrice / dPrice) * 100), 0), " %");
                                            dt.Rows[i]["PercentVariance"] = Math.Round(((billPrice / dPrice) * 100), 0);
                                        }
                                    }
                                }
                            }
                        }
                        catch (Exception ex)
                        {
                            //////throw ex;
                        }
                    }

                    lstReturn = new List<Medicine>();
                    Medicine objMedicine = null;
                    for (int i = 0; i < dt.Rows.Count; i++)
                    {
                        try
                        {
                                           try
            {
                FileInfo file = new FileInfo(pFileName);
                if (file.Exists)
                {
                    excelApp = new Microsoft.Office.Interop.Excel.Application();
                    workbook = excelApp.Workbooks.Open(pFileName, 0, false, 5, "", "",
                    false, XlPlatform.xlWindows, "",
                    true, false, 0, true, false, false);

                    sheets = workbook.Sheets;

                    //check columns exist
                    foreach (Microsoft.Office.Interop.Excel.Worksheet sheet in sheets)
                    {
                        Console.WriteLine(sheet.Name);
                        sheet.Select(Type.Missing);
                        /////////
                        lstSheetNames.Add(sheet.Name);
                        /////////
                        System.Runtime.InteropServices.Marshal.ReleaseComObject(sheet);
                    }

                    newSheet = (Worksheet)sheets.Add(sheets[1], Type.Missing, Type.Missing, Type.Missing);

                    newSheet.Name = "Updated";


                    /////////////////////////////////////////

                    string strConnection = string.Concat("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=", pFileName, ";Extended Properties=", "Excel 8.0;");
                    System.Data.DataTable dt = new System.Data.DataTable("dtSheet");
                    try
                    {
                        using (OleDbConnection conn = new OleDbConnection(strConnection))
                        {
                            using (OleDbDataAdapter da = new OleDbDataAdapter("SELECT * FROM [" + lstSheetNames[0] + "$]", conn))
                            {
                                conn.Open();
                                da.Fill(dt);
                            }
                        }
                    }
                    catch (Exception ex)
                    {

                    }

                    dt.Columns.Add("Unit Price", typeof(string));
                    dt.Columns.Add("Price", typeof(string));
                    dt.Columns.Add("Variance", typeof(string));
                    dt.Columns.Add("PercentVariance", typeof(string));

                    FDB objFDB = null;
                    string[] strFDB = File.ReadAllLines(System.Configuration.ConfigurationManager.AppSettings["FDBFilePath"].ToString());
                    List<FDB> lstFDB = new List<FDB>();
                    foreach (string str in strFDB)
                    {
                        objFDB = new FDB();
                        objFDB.NDC = str.Substring(0, 11);
                        objFDB.PriceType = str.Substring(11, 2);
                        objFDB.Price = string.Concat(str.Substring(21, 6), ".", str.Substring(27, 5));
                        objFDB.Date = str.Substring(13, 8);
                        lstFDB.Add(objFDB);
                    }

                    double dPrice = 0;
                    for (int i = 0; i < dt.Rows.Count; i++)
                    {
                        try
                        {
                            string ndc = Convert.ToString(dt.Rows[i][7]);
                            List<FDB> objLst = (from item in lstFDB
                                                where item.NDC == ndc && item.PriceType == "09"
                                                orderby item.Date descending
                                                select item).ToList();
                            if (objLst != null)
                            {
                                FDB objFirstItem = objLst.FirstOrDefault();
                                if (objFirstItem != null)
                                {
                                    if (new DateTime(Convert.ToInt32(objFirstItem.Date.Substring(0, 4)), Convert.ToInt32(objFirstItem.Date.Substring(4, 2)), Convert.ToInt32(objFirstItem.Date.Substring(6, 2))) > Convert.ToDateTime(dt.Rows[i][6]))
                                    {
                                        if (objLst.Count > 1)
                                        {
                                            FDB objSecondItem = objLst[1];
                                            dt.Rows[i]["Unit Price"] = objSecondItem.Price;
                                            dPrice = Convert.ToDouble(objSecondItem.Price) * Convert.ToDouble(dt.Rows[i][13]);
                                            dt.Rows[i]["Price"] = dPrice;

                                            double billPrice = Convert.ToDouble(dt.Rows[i][12]);
                                            dt.Rows[i]["Variance"] = (billPrice - dPrice);
                                            if (dPrice != 0)
                                            {
                                                dt.Rows[i]["PercentVariance"] = string.Concat(Math.Round(((billPrice / dPrice) * 100), 0), " %");
                                            }
                                        }
                                    }
                                    else
                                    {
                                        dt.Rows[i]["Unit Price"] = objFirstItem.Price;
                                        dPrice = Convert.ToDouble(objFirstItem.Price) * Convert.ToDouble(dt.Rows[i][13]);
                                        dt.Rows[i]["Price"] = dPrice;

                                        double billPrice = Convert.ToDouble(dt.Rows[i][12]);
                                        dt.Rows[i]["Variance"] = (billPrice - dPrice);
                                        if (dPrice != 0)
                                        {
                                            dt.Rows[i]["PercentVariance"] = string.Concat(Math.Round(((billPrice / dPrice) * 100), 0), " %");
                                        }
                                    }
                                }
                            }
                        }
                        catch (Exception ex)
                        {
                            //////MessageBox.Show(ex.ToString());
                        }
                    }


                    //////for (int i = 0; i < dt.Columns.Count; i++)
                    //////{
                    //////    newSheet.Cells[1, i + 1] = dt.Columns[i].Caption;
                    //////    newSheet.Cells[1, i + 1].Font.Bold = true;
                    //////    //////newSheet.Cells[1, i + 1].Interior.Color = Color.FromArgb(191, 191, 191);
                    //////}

                    int rowCount = 1;

                    foreach (System.Data.DataRow dr in dt.Rows)
                    {
                        rowCount += 1;
                        for (int i = 1; i < dt.Columns.Count + 1; i++)
                        {
                                                           newSheet.Cells[rowCount, i] = dr[i - 1].ToString();

                        }
                    }

                    //////////////////////////////////////////

                    workbook.Save();
                    workbook.Close(null, null, null);
                    excelApp.Quit();

                    ////////////////////////////////

                    lstReturn = new List<Medicine>();
                    Medicine objMedicine = null;
                    for (int i = 0; i < dt.Rows.Count; i++)
                    {
                        try
                        {
                            objMedicine = new Medicine();
                            objMedicine.FacID = dt.Rows[i][0] != DBNull.Value ? Convert.ToString(dt.Rows[i][0]) : "";
                            objMedicine.PatID = dt.Rows[i][1] != DBNull.Value ? Convert.ToString(dt.Rows[i][1]) : "";
                            objMedicine.Patient = dt.Rows[i][2] != DBNull.Value ? Convert.ToString(dt.Rows[i][2]) : "";
                            objMedicine.PriceCd = dt.Rows[i][3] != DBNull.Value ? Convert.ToString(dt.Rows[i][3]) : "";
                            objMedicine.InvoiceGrp = dt.Rows[i][4] != DBNull.Value ? Convert.ToString(dt.Rows[i][4]) : "";
                            objMedicine.RxNo = dt.Rows[i][5] != DBNull.Value ? Convert.ToString(dt.Rows[i][5]) : "";
                            objMedicine.FillDate = dt.Rows[i][6] != DBNull.Value ? Convert.ToString(dt.Rows[i][6]) : "";
                            objMedicine.NDC = dt.Rows[i][7] != DBNull.Value ? Convert.ToString(dt.Rows[i][7]) : "";
                            objMedicine.Drug = dt.Rows[i][8] != DBNull.Value ? Convert.ToString(dt.Rows[i][8]) : "";
                            objMedicine.BrandGen = dt.Rows[i][9] != DBNull.Value ? Convert.ToString(dt.Rows[i][9]) : "";
                            objMedicine.RxOTC = dt.Rows[i][10] != DBNull.Value ? Convert.ToString(dt.Rows[i][10]) : "";
                            objMedicine.FWBillDate = dt.Rows[i][11] != DBNull.Value ? Convert.ToString(dt.Rows[i][11]) : "";
                            objMedicine.FWBillAmt = dt.Rows[i][12] != DBNull.Value ? Convert.ToString(dt.Rows[i][12]) : "";
                            objMedicine.Quantity = dt.Rows[i][13] != DBNull.Value ? Convert.ToString(dt.Rows[i][13]) : "";
                            objMedicine.UnitPrice = dt.Rows[i][14] != DBNull.Value ? Convert.ToString(dt.Rows[i][14]) : "";
                            objMedicine.Price = dt.Rows[i][15] != DBNull.Value ? Convert.ToString(dt.Rows[i][15]) : "";
                            objMedicine.Variance = dt.Rows[i][16] != DBNull.Value ? Convert.ToString(dt.Rows[i][16]) : "";
                            objMedicine.PercentVariance = dt.Rows[i][17] != DBNull.Value ? Convert.ToString(dt.Rows[i][17]) : "";

                            lstReturn.Add(objMedicine);
                        }
                        catch (Exception ex)
                        {

                        }
                    }

                                       }
            }