我想做一棵不同寻常的二杈树(金字塔形的），高手给指点一下吧

Question

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                       CSDN一号机器人

Answer 1

数据库结构
ID
Role //节点值
Class //节点层[根节点为0]
ParentID //父节点[无父节点为NULL]<%
Dim iCount_0,iCount_1,iCount_2,iCount_3
iCount_0="1"
Session("DataCmd").CommandText="select Count(Class) from ManageStruct where Class='1'"
Set Session("DataCmd").ActiveConnection=Session("DataConn")
Set Rs_Count=Session("DataCmd").Execute
If Not Rs_Count.Eof Then
iCount_1=Rs_Count(0)
End If
Session("DataCmd").CommandText="select Count(Class) from ManageStruct where Class='2'"
Set Session("DataCmd").ActiveConnection=Session("DataConn")
Set Rs_Count=Session("DataCmd").Execute
If Not Rs_Count.Eof Then
iCount_2=Rs_Count(0)
End If
Session("DataCmd").CommandText="select Count(Class) from ManageStruct where Class='3'"
Set Session("DataCmd").ActiveConnection=Session("DataConn")
Set Rs_Count=Session("DataCmd").Execute
If Not Rs_Count.Eof Then
iCount_3=Rs_Count(0)
End If
Dim TableRow,TableCol
TableRow=4
TableCol=CInt(iCount_0)*CInt(iCount_1)*CInt(iCount_2)*CInt(iCount_3)
Rem Response.Write iCount_0&"|"&iCount_1&"|"&iCount_2&"|"&iCount_3&"<br>"
Response.Write "<table border='0' cellpadding='0' cellspacing='0' width='80%'>"
For iRow=1 To TableRow
Response.Write "<tr>"
For iCol=1 To TableCol
Response.Write "<td>"
Rem 算法有些问题开始???
Session("DataCmd").CommandText="select * from ManageStruct where Class='"&CStr(iRow-1)&"' And ParentID='"&Cstr(iCol)&"'"
Rem 算法有些问题结束
Set Session("DataCmd").ActiveConnection=Session("DataConn")
Set Session("rs_main")=Session("DataCmd").Execute
If Not Session("rs_main").Eof Then
Response.Write "<table border='0' cellpadding='0' cellspacing='0' width='100%'>"
            Response.Write "<tr>"
            Response.Write "<td width='33%'>&nbsp;</td>"
            Response.Write "<td width='33%'>&nbsp;</td>"
            Response.Write "<td width='34%'>&nbsp;</td>"
            Response.Write "</tr>"
            Response.Write "<tr>"
            Response.Write "<td width='33%'>&nbsp;</td>"
            Response.Write "<td width='33%' bgcolor='#8CAADC'>"&Session("rs_main")("Role")&"</td>"
            Response.Write "<td width='34%'>&nbsp;</td>"
            Response.Write "</tr>"
            Response.Write "<tr>"
            Response.Write "<td width='33%'>&nbsp;</td>"
            Response.Write "<td width='33%'>&nbsp;</td>"
            Response.Write "<td width='34%'>&nbsp;</td>"
            Response.Write "</tr>"
            Response.Write "</table>"
Else
Response.Write "&nbsp;"
End If
Response.Write "</td>"
Next
Response.Write "</tr>"
Next
Response.Write "</table>"
%>