标题:(转贴)还是数据库分页
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哈马拟
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(转贴)还是数据库分页
<anguage="vbscript"

dim conn

dim connstr

dim totalPut

dim CurrentPage

dim TotalPages

dim i,j

dim sql

dim rs

on error resume next

'打开数据库

connstr="DBQ="+server.mappath("book.mdb")+";DefaultDir=;DRIVER={Microsoft Access Driver (*.mdb)};"

set conn=server.createobject("ADODB.CONNECTION")

conn.open connstr

set rs=server.createobject("adodb.recordset")

'定义每页文章显示数

const MaxPerPage=18

if not isempty(request("page")) then

currentPage=cint(request("page"))

else

currentPage=1

end if

sql="select * from learning order by articleid desc"

Set rs= Server.CreateObject("ADODB.Recordset")

rs.open sql,conn,1,1

if rs.eof and rs.bof then

response.write "<p align='center'> 还 没 有 任 何 文 章</p>"

else

'数据库中文章数totalput

totalPut=rs.recordcount

if currentpage<1 then

currentpage=1

end if

'统计总页数currentpage

if (currentpage-1)*MaxPerPage>totalput then

if (totalPut mod MaxPerPage)=0 then

currentpage= totalPut \ MaxPerPage

else

currentpage= totalPut \ MaxPerPage + 1

end if

end if

if currentPage=1 then

showpage totalput,MaxPerPage,"index.asp"

showContent

showpage totalput,MaxPerPage,"index.asp"

else

if (currentPage-1)*MaxPerPage<totalPut then

rs.move (currentPage-1)*MaxPerPage

dim bookmark

bookmark=rs.bookmark

showpage totalput,MaxPerPage,"index.asp"

showContent

showpage totalput,MaxPerPage,"index.asp"

else

currentPage=1

showpage totalput,MaxPerPage,"index.asp"

showContent

showpage totalput,MaxPerPage,"index.asp"

end if

end if

rs.close

end if

set rs=nothing

conn.close

set conn=nothing

sub showContent

dim i

i=0

do while not rs.eof

>

'选择显示数据库内容

<a href="openarticle.asp?id=<=rs("articleid")>"><=rs("title")></a>[点击:<=rs("hits")>]<br>
<

'当显示记录大于maxperpage时结束这页

i=i+1

if i>=MaxPerPage then exit do

rs.movenext

loop

end sub

function showpage(totalnumber,maxperpage,filename)

'求出当每页18篇文章时总共的页数

dim n

if totalnumber mod maxperpage=0 then

n= totalnumber \ maxperpage

else

n= totalnumber \ maxperpage+1

end if

response.write "<form method=Post action="&filename&">"

response.write "<p align='center'><font color='#000080'>>>分页</font> "

'显示页数链接的条件

if CurrentPage<2 then

response.write "<font color='#000080'>首页 上一页</font> "

else

response.write "<a href="&filename&"?page=1&>首页</a> "

response.write "<a href="&filename&"?page="&CurrentPage-1&">上一页</a> "

end if

if n-currentpage<1 then

response.write "<font color='#000080'>下一页 尾页</font>"

else

response.write "<a href="&filename&"?page="&(CurrentPage+1)

response.write ">下一页</a> <a href="&filename&"?page="&n&">尾页</a>"

end ifc

response.write "<font color='#000080'> 页次:</font><strong><font color=red>"&CurrentPage&"</font><font color='#000080'>/"&n&"</strong>页</font>"

response.write "<font color='#000080'> 共<b>"&totalnumber&"</b>篇文章 <b>"&maxperpage&"</b>篇文章/页</font>"

response.write " <font color='#000080'>转到:</font><input type='text' name='page' size=4 maxlength=10 class=smallInput value="¤tpage&">"

response.write "<input class=buttonface type='submit' value=' Goto ' name='cndok'></span></p></form>"

end function

>
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2004-08-24 09:14
哈马拟
Rank: 1
等 级:新手上路
帖 子:270
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注 册:2004-7-15
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其中有一句

bookmark=rs.bookmark

记录集对象还有bookmark属性??这个属性是作什么用的呢???


2004-08-24 10:23



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