jQuery+easyui树型导航问题

Question

jQuery+easyui树型导航问题
sb.Append(" {\"menus\":[");
            if (ds.Tables[0].Rows.Count > 0)
            {
                DataView dv = new DataView(ds.Tables[0]);
                dv.RowFilter = " ParentId=0";
                dv.Sort = "Sort";
                for (int i = 0; i < dv.Count; i++)
                {
                    sb.Append("{\"menuid\":\"" + dv[i]["Id"] + "\",\"icon\":\"" + dv[i]["Icon"] + "\",\"menuname\":\"" + dv[i]["Pagelogo"] + "\",");
                    sb.Append("\"menus\":[");
                    //sb.Append("{" + dv[i]["Pagelogo"] + "," + dv[i]["Icon"] + ",");
                    //sb.Append("<ul>");
                    DataView dv2 = new DataView(ds.Tables[0]);
                    dv2.RowFilter = " ParentId=" + dv[i]["Id"];
                    dv2.Sort = " Sort";
                    for (int j = 0; j < dv2.Count; j++)
                    {
                        sb.Append("{\"menuid\":\"" + dv2[j]["Id"] + "\",\"menuname\":\"" + dv2[j]["Pagelogo"] + "\",\"icon\":\"" + dv2[j]["Icon"].ToString() + "\",\"url\":\"" + dv2[j]["LinkAddress"] + "\"},");
                        //sb.Append("<li><div><a ref=\"" + dv2[j]["Pagelogo"] + "\" href=\"javascript:void(0)\" rel=\"" + dv2[j]["LinkAddress"] + "\" ><span class=\"" + dv2[j]["Icon"].ToString() + "\" >&nbsp;</span><span class=\"nav\">" + dv2[j]["Pagelogo"] + "</span></a></div></li>");
                    }
                    sb.Remove(sb.Length - 1, 1);
                    sb.Append("]},");
                    // sb.Append("</ul>}");
                }
                //sb.Remove(0, 1);
                sb.Remove(sb.Length - 1, 1);
                sb.Append("]}");
            }
            context.Response.Write(sb.ToString());
从数据库加载数据后，可以显示。但是数据库的数据ID一改变就无法显示树型导航
如图，ID如果是1-9顺序就无法显示。

Answer 1

"menus":[{"menuid":"5","menuname":"项目进度","icon":"icon icon-set","url":"http://123.232.119.119/index.aspx"}]}]}截取的JSON格式少了    [{"menuid":"5","menuname":"项目进度","icon":"icon icon-set","url":"http://123.232.119.119/index.aspx"}望求解

Answer 2

改ID?
不懂你明白id与parentID之间的关系没?

Answer 3

我们是这样做的 当点击节点是 在select事件里面调用ajax 从后台得到其第一层孩子的数据 然后添加