使用Javascript添加行的网格

使用Javascript添加行的网格,javascript,asp.net,Javascript,Asp.net,我有网格视图和下面的javascript代码来添加新行。问题是,当我单击按钮添加新行时,它会添加行,但它也包含上一行数据,并且不会保存到DB。它生成错误“无效号码” 函数AddNewRecord() { var grd=document.getElementById('GridView1'); var tbod=grd.rows[0].parentNode; var newRow=grd.rows[grd.rows.length-1].cloneNode(true); tbod.appendC

我有网格视图和下面的javascript代码来添加新行。问题是,当我单击按钮添加新行时,它会添加行,但它也包含上一行数据,并且不会保存到DB。它生成错误“无效号码”


函数AddNewRecord()
{
var grd=document.getElementById('GridView1');
var tbod=grd.rows[0].parentNode;
var newRow=grd.rows[grd.rows.length-1].cloneNode(true);
tbod.appendChild(纽罗);
返回false;
}
我应该怎么做才能使行生成空的,并且还应该保存到DB

我有这个网格代码

<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" BackColor="White" OnRowCreated="myGridView_ItemCreated"  Headerstyle-CssClass="myStyle"
                                BorderColor="#3366CC" BorderStyle="None" BorderWidth="1px" CellPadding="4" Width="859px">
                                <RowStyle BackColor="White" ForeColor="#003399" HorizontalAlign="Right" />
                                <Columns>
                                    <asp:TemplateField HeaderText="Card No">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtCardNo" runat="server" Width="60px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Zone">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlZone" runat="server" DataSourceID="SqlDataSource2"
                                                DataTextField="ZONE_DESC" DataValueField="ZONE_NO" Width="80px">
                                            </asp:DropDownList>
                                            <asp:SqlDataSource ID="SqlDataSource2" runat="server" ConnectionString="<%$ ConnectionStrings:ConnectionString %>"
                                                ProviderName="<%$ ConnectionStrings:ConnectionString.ProviderName %>" SelectCommand='SELECT DISTINCT * FROM "MLK_00_05" order by Zone_DESC'>
                                            </asp:SqlDataSource>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Vehicle No">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlVeh" runat="server" DataSourceID="SqlDataSource1" DataTextField="VEHICLE_NUMBER"
                                                DataValueField="VEH_COD" Width="80px">
                                            </asp:DropDownList><asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ ConnectionStrings:ConnectionString %>"
                                                ProviderName="<%$ ConnectionStrings:ConnectionString.ProviderName %>" SelectCommand='SELECT DISTINCT VEHICLE_NUMBER, DEVICEID, VEH_COD FROM MLK_VEHICLE ORDER BY 1'>
                                            </asp:SqlDataSource>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Date">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlStartDate" runat="server" Width="80px" AppendDataBoundItems="True">
                                            </asp:DropDownList>


                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="HH  MM">
                                        <ItemTemplate>
                                            &nbsp;<asp:DropDownList ID="ddlStartHH" runat="server" Width="50px">
                                            </asp:DropDownList>&nbsp;<asp:DropDownList ID="ddlStartMM" runat="server" Width="50px">
                                            </asp:DropDownList>
                                        </ItemTemplate>
                                        <ItemStyle HorizontalAlign="Center" Width="800px" Wrap="False" />
                                        <HeaderTemplate>
                                            HH &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; MM
                                        </HeaderTemplate>
                                        <HeaderStyle Wrap="False" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Date">
                                        <ItemTemplate>
                                            &nbsp;<asp:DropDownList ID="ddlEntryDate" runat="server" Width="80px">
                                            </asp:DropDownList>

                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="hh:mm">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlEntryHH" runat="server" Width="50px">
                                            </asp:DropDownList>
                                            <asp:DropDownList ID="ddlEntryMM" runat="server" Width="50px">
                                            </asp:DropDownList>
                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                        <HeaderTemplate>
                                            HH &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; MM
                                        </HeaderTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Date">
                                        <ItemTemplate>
                                            &nbsp;<asp:DropDownList ID="ddlGrossDate" runat="server" Width="80px">
                                            </asp:DropDownList>

                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="hh:mm">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlGrossHH" runat="server" Width="50px">
                                            </asp:DropDownList>
                                            <asp:DropDownList ID="ddlGrossMM" runat="server" Width="50px">
                                            </asp:DropDownList>
                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                        <HeaderTemplate>
                                            HH &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; MM
                                        </HeaderTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Gross Weight(kg)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtGrossWt" runat="server" Width="60px"></asp:TextBox>
                                        </ItemTemplate>
                                        <ItemStyle HorizontalAlign="Right" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Tare Weight(kg)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtTareWt" runat="server" Width="60px" ></asp:TextBox>
                                        </ItemTemplate>
                                        <ItemStyle HorizontalAlign="Right" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Net Weight(kg)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtNetWt" runat="server" Width="60px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Rate">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtRate" runat="server" Width="60px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Date">
                                        <ItemTemplate>
                                            &nbsp;
                                            <asp:DropDownList ID="DdlTareDate" runat="server" Width="80px" >
                                            </asp:DropDownList>

                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="hh:mm">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlTareHH" runat="server" Width="50px">
                                            </asp:DropDownList>
                                            <asp:DropDownList ID="ddlTareMM" runat="server" Width="50px">
                                            </asp:DropDownList>
                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                        <HeaderTemplate>
                                            HH &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; MM
                                        </HeaderTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="FAT(%)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtFat" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="LR">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtLR" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="SNF(%)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtSNF" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Protein(%)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtProtein" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="MBRT">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtMBRT" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Cheese">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtCheese" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Distance">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtDistance" runat="server" Width="60px"></asp:TextBox>
                                        </ItemTemplate>
                                        <ItemStyle HorizontalAlign="Right" />
                                    </asp:TemplateField>
                                </Columns>
                                <FooterStyle BackColor="#99CCCC" ForeColor="#003399" />
                                <PagerStyle BackColor="#99CCCC" ForeColor="#003399" HorizontalAlign="Left" />
                                <SelectedRowStyle BackColor="#009999" Font-Bold="True" ForeColor="#CCFF99" />
                                <HeaderStyle BackColor="CornflowerBlue" Font-Bold="False" ForeColor="White" Font-Names="Arial" Font-Size="9pt" CssClass="myStyle" />
                            </asp:GridView>

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<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" BackColor="White" OnRowCreated="myGridView_ItemCreated"  Headerstyle-CssClass="myStyle"
                                BorderColor="#3366CC" BorderStyle="None" BorderWidth="1px" CellPadding="4" Width="859px">
                                <RowStyle BackColor="White" ForeColor="#003399" HorizontalAlign="Right" />
                                <Columns>
                                    <asp:TemplateField HeaderText="Card No">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtCardNo" runat="server" Width="60px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Zone">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlZone" runat="server" DataSourceID="SqlDataSource2"
                                                DataTextField="ZONE_DESC" DataValueField="ZONE_NO" Width="80px">
                                            </asp:DropDownList>
                                            <asp:SqlDataSource ID="SqlDataSource2" runat="server" ConnectionString="<%$ ConnectionStrings:ConnectionString %>"
                                                ProviderName="<%$ ConnectionStrings:ConnectionString.ProviderName %>" SelectCommand='SELECT DISTINCT * FROM "MLK_00_05" order by Zone_DESC'>
                                            </asp:SqlDataSource>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Vehicle No">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlVeh" runat="server" DataSourceID="SqlDataSource1" DataTextField="VEHICLE_NUMBER"
                                                DataValueField="VEH_COD" Width="80px">
                                            </asp:DropDownList><asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ ConnectionStrings:ConnectionString %>"
                                                ProviderName="<%$ ConnectionStrings:ConnectionString.ProviderName %>" SelectCommand='SELECT DISTINCT VEHICLE_NUMBER, DEVICEID, VEH_COD FROM MLK_VEHICLE ORDER BY 1'>
                                            </asp:SqlDataSource>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Date">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlStartDate" runat="server" Width="80px" AppendDataBoundItems="True">
                                            </asp:DropDownList>


                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="HH  MM">
                                        <ItemTemplate>
                                            &nbsp;<asp:DropDownList ID="ddlStartHH" runat="server" Width="50px">
                                            </asp:DropDownList>&nbsp;<asp:DropDownList ID="ddlStartMM" runat="server" Width="50px">
                                            </asp:DropDownList>
                                        </ItemTemplate>
                                        <ItemStyle HorizontalAlign="Center" Width="800px" Wrap="False" />
                                        <HeaderTemplate>
                                            HH &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; MM
                                        </HeaderTemplate>
                                        <HeaderStyle Wrap="False" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Date">
                                        <ItemTemplate>
                                            &nbsp;<asp:DropDownList ID="ddlEntryDate" runat="server" Width="80px">
                                            </asp:DropDownList>

                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="hh:mm">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlEntryHH" runat="server" Width="50px">
                                            </asp:DropDownList>
                                            <asp:DropDownList ID="ddlEntryMM" runat="server" Width="50px">
                                            </asp:DropDownList>
                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                        <HeaderTemplate>
                                            HH &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; MM
                                        </HeaderTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Date">
                                        <ItemTemplate>
                                            &nbsp;<asp:DropDownList ID="ddlGrossDate" runat="server" Width="80px">
                                            </asp:DropDownList>

                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="hh:mm">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlGrossHH" runat="server" Width="50px">
                                            </asp:DropDownList>
                                            <asp:DropDownList ID="ddlGrossMM" runat="server" Width="50px">
                                            </asp:DropDownList>
                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                        <HeaderTemplate>
                                            HH &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; MM
                                        </HeaderTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Gross Weight(kg)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtGrossWt" runat="server" Width="60px"></asp:TextBox>
                                        </ItemTemplate>
                                        <ItemStyle HorizontalAlign="Right" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Tare Weight(kg)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtTareWt" runat="server" Width="60px" ></asp:TextBox>
                                        </ItemTemplate>
                                        <ItemStyle HorizontalAlign="Right" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Net Weight(kg)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtNetWt" runat="server" Width="60px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Rate">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtRate" runat="server" Width="60px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Date">
                                        <ItemTemplate>
                                            &nbsp;
                                            <asp:DropDownList ID="DdlTareDate" runat="server" Width="80px" >
                                            </asp:DropDownList>

                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="hh:mm">
                                        <ItemTemplate>
                                            <asp:DropDownList ID="ddlTareHH" runat="server" Width="50px">
                                            </asp:DropDownList>
                                            <asp:DropDownList ID="ddlTareMM" runat="server" Width="50px">
                                            </asp:DropDownList>
                                        </ItemTemplate>
                                        <ItemStyle Wrap="False" />
                                        <HeaderTemplate>
                                            HH &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; MM
                                        </HeaderTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="FAT(%)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtFat" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="LR">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtLR" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="SNF(%)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtSNF" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Protein(%)">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtProtein" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="MBRT">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtMBRT" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Cheese">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtCheese" runat="server" Width="50px"></asp:TextBox>
                                        </ItemTemplate>
                                    </asp:TemplateField>
                                    <asp:TemplateField HeaderText="Distance">
                                        <ItemTemplate>
                                            <asp:TextBox ID="txtDistance" runat="server" Width="60px"></asp:TextBox>
                                        </ItemTemplate>
                                        <ItemStyle HorizontalAlign="Right" />
                                    </asp:TemplateField>
                                </Columns>
                                <FooterStyle BackColor="#99CCCC" ForeColor="#003399" />
                                <PagerStyle BackColor="#99CCCC" ForeColor="#003399" HorizontalAlign="Left" />
                                <SelectedRowStyle BackColor="#009999" Font-Bold="True" ForeColor="#CCFF99" />
                                <HeaderStyle BackColor="CornflowerBlue" Font-Bold="False" ForeColor="White" Font-Names="Arial" Font-Size="9pt" CssClass="myStyle" />
                            </asp:GridView>