<div class="table-responsive cms-table" tabindex="2">
                <asp:GridView ID="gvReport" runat="server" AllowPaging="true"
                    Style="width: 100%;" AllowSorting="false" PageSize="15" AutoGenerateColumns="False" OnPageIndexChanging="gvReport_PageIndexChanging" OnRowCommand="gvReport_RowCommand" OnRowEditing="gvReport_RowEditing">
                    <Columns>
<asp:BoundField DataField="FirstName" HeaderText="First Name" SortExpression="FirstName" />
                            <asp:BoundField DataField="LastName" HeaderText="Last Name" SortExpression="LastName" />
                            <asp:BoundField DataField="Designation" HeaderText="Designation" SortExpression="Designation" />
<asp:TemplateField HeaderText="Approved Amount" SortExpression="ApprovedAmount">
                                                    <ItemTemplate>
                                                        <asp:TextBox ID="txtApprovedAmount" AutoPostBack="true" runat="server" Text='<%# Bind("ApprovedAmount") %>'
                                                            Width="43px"></asp:TextBox><asp:RegularExpressionValidator ID="REVApprovedAmount"
                                                                runat="server" Display="Dynamic" ErrorMessage="Fill Approved Amount in correct formate."
                                                                Text="*" ForeColor="Red" ControlToValidate="txtApprovedAmount" ToolTip="Only Numeric Value is Allwoed"
                                                                ValidationExpression="[0-9]*" ValidationGroup="SaveTaskTADA">
                                                            </asp:RegularExpressionValidator>
                                                    </ItemTemplate>
                             </asp:TemplateField>
  <asp:TemplateField HeaderText="Expanse1 Approve Amount" SortExpression="Exp1_Approve_Amount">
                                                    <ItemTemplate>
                                                        <asp:TextBox ID="txtExp1_Approve_Amount" AutoPostBack="true" runat="server" Text='<%# Bind("Exp1_Approve_Amount") %>'
                                                            Width="43px"></asp:TextBox><asp:RegularExpressionValidator ID="REVExp1_Approve_Amount"
                                                                runat="server" Display="Dynamic" ErrorMessage="Fill Exp1_Approve_Amount in correct formate."
                                                                Text="*" ForeColor="Red" ControlToValidate="txtExp1_Approve_Amount" ToolTip="Only Numeric Value is Allwoed"
                                                                ValidationExpression="[0-9]*" ValidationGroup="SaveTaskTADA">
                                                            </asp:RegularExpressionValidator>
                                                    </ItemTemplate>
                             </asp:TemplateField>

   <asp:TemplateField HeaderText="Edit" SortExpression="TaskId" ItemStyle-CssClass="GridColumnMin" ItemStyle-HorizontalAlign="Center">
                                <ItemTemplate>
                                    <asp:Button ID="lnkEdit" runat="server" CommandArgument='<%# "TaskId=" + Eval("TaskId")+"&"+"EmployeeId="+ Eval("Id")+"&"+"ApprovedAmount="+ Eval("ApprovedAmount")+"&"+"Exp1_Approve_Amount="+ Eval("Exp1_Approve_Amount")+"&"+"Exp2_Approve_Amount="+ Eval("Exp2_Approve_Amount")+"&"+"Exp3_Approve_Amount="+ Eval("Exp3_Approve_Amount")%>'
                                        CommandName="EDIT_AppAmt" Text="Edit"></asp:Button>
                                </ItemTemplate>
                            </asp:TemplateField>

</div>

protected void gvReport_RowCommand(object sender, GridViewCommandEventArgs e)
        {

            if (e.CommandName == "EDIT_AppAmt")
            {
                if (!IsPostBack)
                {
                    string TaskId = HttpUtility.ParseQueryString(e.CommandArgument.ToString()).Get("TaskId");
                    string EmployeeId = HttpUtility.ParseQueryString(e.CommandArgument.ToString()).Get("EmployeeId");
                    string ApprovedAmount = HttpUtility.ParseQueryString(e.CommandArgument.ToString()).Get("ApprovedAmount");
                    string Exp1_Approve_Amount = HttpUtility.ParseQueryString(e.CommandArgument.ToString()).Get("Exp1_Approve_Amount");
                    string Exp2_Approve_Amount = HttpUtility.ParseQueryString(e.CommandArgument.ToString()).Get("Exp2_Approve_Amount");
                    string Exp3_Approve_Amount = HttpUtility.ParseQueryString(e.CommandArgument.ToString()).Get("Exp3_Approve_Amount");

                    if (ApprovedAmount == null) { ApprovedAmount = "0"; }
                    if (Exp1_Approve_Amount == null) { Exp1_Approve_Amount = "0"; }
                    if (Exp2_Approve_Amount == null) { Exp2_Approve_Amount = "0"; }
                    if (Exp3_Approve_Amount == null) { Exp3_Approve_Amount = "0"; }

                    //OperationResult or = EmployeeTaskWorkLogManager.UpdateApprovedAmount( Convert.ToInt16(TaskId), Convert.ToInt16(EmployeeId), Convert.ToDecimal(ApprovedAmount), Convert.ToDecimal(Exp1_Approve_Amount), Convert.ToDecimal(Exp2_Approve_Amount), Convert.ToDecimal(Exp3_Approve_Amount));

                    //BindGrids();
                }
            }
        }