Modify excel cell

Question

Good morning, I would like to edit some cells from already existing excell file. I tried use EPPlus and normal OpenXml classes. However I failed. In both situation program w

Answer 1

//this help you to set cells in file excel : using System.Data.OleDb;

        string connString = @"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + Directory.GetCurrentDirectory() + "/swtlist.xlsx;" +
                     @"Extended Properties='Excel 12.0;HDR=Yes;';Persist Security Info=False;";


        using (OleDbConnection connection = new OleDbConnection(connString))
        {
            connection.Open();
            try
            {

                OleDbCommand cmd = new OleDbCommand("UPDATE  [Feuil1$]  SET d='yes' ", connection);

                  cmd.ExecuteNonQuery();
                connection.Close();


            }
            catch (Exception ex) { }
        }