folder 表:
folderid:目錄id,自動編號
folderparentid:上級目錄id,int
foldername:目錄名稱,varchar
folderdescription:目錄說明,varchar
file 表:
fileid:文件id,自動編號
filefolderid:所屬目錄id,int
filename:文件名稱,varchar
filedescription:文件內容,varchar或備註(ntext)
function getallchildid(id)
''取得folderid為id的目錄下所有子目錄的folderid,以半形逗號分開
dim arrid
arrid = id
set rsdir = conn.execute("select folderid,folderparentid from [folder] where folderparentid = " & id & "")
if rsdir.eof and rsdir.bof then
set rsdir = nothing
getallchildid = arrid
exit function
else
while not rsdir.eof
arrid = arrid & "," & getallchildid(rsdir("folderid"))
rsdir.movenext
wend
end if
set rsdir = nothing
getallchildid = arrid
end function
''從表file中取得某個目錄下所有文件的sql
dim allchildid
allchildid = getallchildid(5) ''取得folderid為5下所有目錄的folderid
allfilesql = "select fileid,filename from [file] where filefolderid in ("& allchildid &")"
? function folderpath(id)
''得到乙個目錄的完整路徑
dim pathstr,newpathstr
set rsdir = conn.execute("select folderid,foldername,folderparentid from [folder] where folderid = " & id)
if rsdir.bof and rsdir.eof then
pathstr = ""
else
pathstr = "" & rsdir("foldername") & " > " & pathstr
if rsdir("folderparentid") <> 0 then
pathstr = folderpath(rsdir("folderparentid")) & pathstr
end if
end if
newpathstr = pathstr
set rsdir = nothing
folderpath = newpathstr
end function
dim folderpathstr
folderpathstr = folderpath(67)
response.write folderpathstr ''輸出 (技術文件 > web開發 > asp > code sample > 表單 > )
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