gridview中取得当前行的行号

aspx中,在gridview/ListView中,有一模板列,就叫linkbutton,想单击它时,获取它所在行的索引值

ListView中
第一种
<ItemTemplate>
                    <tr>
                        <td>
                        <asp:LinkButton runat="server" ID="btnSelected" Text='<%# (Container.DisplayIndex+1).ToString() %>' ></asp:LinkButton>
                         </td>
                    </tr>
</ItemTemplate>
第二种
<ItemTemplate>
                    <li>
                        <asp:LinkButton ID="btnDelete" runat="server" CommandName="Delete"
                            Text="<%# Container.DataItem %>"></asp:LinkButton>
                    </li>
                </ItemTemplate>

gridview中
第一种
<itemtemplate>
                        <asp:LinkButton ID="LinkButton1" runat="server" onclick="LinkButton1_Click">LinkButton</asp:LinkButton>
</itemtemplate>
C# code
protected void LinkButton1_Click(object sender, EventArgs e)
    {
        //行号
        int row = ((GridViewRow)((LinkButton)sender).NamingContainer).RowIndex; 
    }
第二种
<asp:GridView ID="gvTest" runat="server">          
        <Columns>
        <asp:TemplateField>
        <ItemTemplate>
        DisplayIndex : <%# Container.DisplayIndex %>  || DataItemIndex : <%# Container.DataItemIndex %><br />
        </ItemTemplate>
        </asp:TemplateField>
        </Columns>
</asp:GridView>