Displaying Total in Footer of GridView and also Add Sum of columns(row vise) in last Column

Question

In my Asp.net App, i have a GridView and i generate the data of column[6] by myself using code behind.

by looking at the code below, i have

Answer 1

     
                                                                    
                                                                        
                                                                    
                                                                    
                                                                    
                                                                    
                                                                        
                                                                    
                                                                


 private void TotalExEmpOFMonth()
    {
        Label lbl_TotNoOfExEmp = (Label)GrdPFRecord.FooterRow.FindControl("lblTotNoOfExEmp");
        /*Sum of the  Total Amount Of month*/
        foreach (GridViewRow gvr in GrdPFRecord.Rows)
        {
            TextBox txt_NoOfExEmp = (TextBox)gvr.FindControl("txtNoOfExEmp");
            lbl_TotNoOfExEmp.Text = (Convert.ToDouble(txt_NoOfExEmp.Text) + Convert.ToDouble(lbl_TotNoOfExEmp.Text)).ToString();
            lbl_TotNoOfExEmp.Text = string.Format("{0:F0}", Decimal.Parse(lbl_TotNoOfExEmp.Text));



        }
    }