how to read excel file with double values into c#

Question

Who can please let me know: How to read the excel cells having DOUBLE values into c# from worksheet1.Then do some calculation and write it back into other excel worksheet2? tnx

Bechir Bejaoui · Answer

OK I give you a solution but it is not the best one object myConvertingObject = oSheet2.Cells.Cells[row col] as Range ; double myConvertedObject = (Double)myConvertingObject;

yamid · Answer

tnx for your reply but  I could not do some mathematical operation on the value of each cell because they are obj. would you please tell me how to convert those cell values to Double? thanks

Bechir Bejaoui · Answer

using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Reflection; using Microsoft.Office.Interop.Excel; namespace ConsoleApplication1 { class Program { static ApplicationClass App; static Workbooks oBooks; static Workbook oBook; static Worksheet oSheet; static void Main(string[] args) { App = null; oBooks = null; oBook = null; oSheet = null; Console.WriteLine(Enter the Excel file path); string filepath = Console.ReadLine(); App = new ApplicationClass(); App.Visible = true; oBooks = App.Workbooks; //Open a new workbook oBook = oBooks.Open(filepath Missing.Value Missing.Value Missing.Value Missing.Value Missing.Value Missing.Value Missing.Value Missing.Value Missing.Value Missing.Value Missing.Value Missing.Value Missing.Value Missing.Value); oSheet = (Worksheet)App.ActiveSheet; /* After that you can get your cells either by * range */ Range myRange = oSheet.get_Range(A1 C3); //Or by cell oSheet.Cells.Cells[1 1] = 2; //You can get or create another sheet and transmit the content if (App.Worksheets[2] != null) { Worksheet oSheet2 = App.Worksheets[2] as Worksheet; oSheet2.Cells.Cells[1 1] = oSheet.Cells.Cells[1 1]; } oBook.Save(); App.Quit(); System.Runtime.InteropServices.Marshal.ReleaseComObject(App); App = null; } } }

how to read excel file with double values, into c#