请教editcommandcolumn

<%@import namespace="system.data"%>
<%@import namespace="system.data.oledb"%>
 <script runat="server">
sub page_load(ob as object,ev as eventargs)
 dim con as new oledbconnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=e:\aspnet\banking.mdb;Persist Security Info=False")
 dim da as new oledbdataadapter("select * from tbusers",con)
 dim ds as  new dataset
 da.fill(ds,"tbuser")
dg.datasource=ds.tables("tbuser").defaultview
dg.databind()
end sub
</script>
<html>
<body>
<form   runat="server">
<asp:datagrid id="dg" bordercolor="black"  gridlines="both" cellpadding="4" cellspacing="0" font-names="arial"  showfooter="true" headerstyle-backcolor="#cccc99" footerstyle-backcolor="#cccc99" alternatingitemstyle-backcolor="#cccccc" autogeneratecolumns="false"  runat="server">
<columns><asp:templatecolumn headertext="name" runat="server">
<itemtemplate>
<%#container.dataitem("firstname")%>&nbsp;<%#container.dataitem("lastname")%>
</itemtemplate>
</asp:templatecolumn><asp:boundcolumn headertext="address" datafield="address" runat="server"/>
<asp:boundcolumn headertext="city" datafield="city" runat="server"/>
<asp:boundcolumn headertext="state" datafield="state" runat="server"/>
<asp:boundcolumn headertext="zip" datafield="zip" runat="server"/><asp:editcommandcolumn runat="server" headertext="edit" edittext="edit" /></columns>
</asp:datagrid>
</form>
</body>
</html>当单击editcommandcolumn时,绑定字段并没有变成可修改的文本框.单击后没有任何反应.看不出是哪里的错

解决方案 »

  1.   

     <asp:TemplateColumn HeaderText="">
                            <ItemTemplate>
                                <asp:Label ID="Name" runat="server" Text='<%# DataBinder.Eval(Container.DataItem,"Name") %>'></asp:Label>
                            </ItemTemplate>
                            <EditItemTemplate>
                                <asp:TextBox ID="t" runat="server" Text='<%# DataBinder.Eval(Container.DataItem,"Name") %>'></asp:TextBox>
                            </EditItemTemplate>
                        </asp:TemplateColumn>
                      <asp:EditCommandColumn EditText="编辑" UpdateText="更新" CancelText="取消" CausesValidation="false">