后台代码:
this.dp_fenlei.DataSource = DbHelperSQL.GetDataTableAll("SELECT * FROM [视频分类] WHERE 商家编号_ID = " + Session["aid"] + "");
this.dp_fenlei.DataValueField = "分类编号";
this.dp_fenlei.DataTextField = "分类名称";
this.dp_fenlei.DataBind();
页面代码:
<tr>
<td align="right">分类编号:</td>
<td>
<asp:DropDownList ID="dp_fenlei" runat="server" >
</asp:DropDownList>
</td>
</tr>
下拉没有值啊