//初始化栏目列表 protected void bindSubList() { AUTO.BLL.YouthSpecialSubBLL bll = new AUTO.BLL.YouthSpecialSubBLL(); DataSet ds = bll.GetList(); ddl_sub.DataValueField = "sub_id"; ddl_sub.DataTextField = "sub_title"; ddl_sub.DataSource = ds; ddl_sub.DataBind(); }
protected void ddl_special_SelectedIndexChanged(object sender, EventArgs e) { int special_id = Convert.ToInt32(ddl_special.SelectedValue); AUTO.BLL.YouthSpecialSubBLL bll = new AUTO.BLL.YouthSpecialSubBLL(); DataSet ds = bll.GetListBySpe(special_id); ddl_sub.DataValueField = "sub_id"; ddl_sub.DataTextField = "sub_title"; ddl_sub.DataSource = ds; ddl_sub.DataBind(); }