online.asp

来自「个人求职网源代码」· ASP 代码 · 共 46 行

<%

sessionID = session.SessionID
timeout = 5

Set ConnCount =Server.CreateObject("ADODB.Connection")
ConnCount.Open Connstr

aaa = dateadd("n", -timeout, now())
connCount.Execute ("delete * from count where postdate < #" & aaa & "#")

sql0 = "select sess from count where sess='" & sessionID & "' and userid="&userid
set rscheck = connCount.Execute (sql0)
if rscheck.eof then
sql = "insert into count (sess,postdate,userid) values('" & sessionID & "', '" & now() & "','"&userid&"')"
connCount.Execute (sql)
end if
rscheck.close
set rscheck = nothing

sql2 = "select count(sess) from count where userid="&userid
set rs = connCount.Execute (sql2)
count = rs(0)
rs.close
set rs = nothing


sql3 = "select * from count where userid="&userid
set rspredel = connCount.Execute (sql3)
do until rspredel.eof
xxx=DateDiff("n", rspredel("postdate"), Now())
if xxx > timeout then
count = count-1
end if
rspredel.movenext
loop
rspredel.close
set rspredel = nothing

connCount.Close
set connCount = nothing

if count = 0 then
count = 1
end if
%>