ASP实现随机提取数据库记录例程

领测软件测试网 <%
"一个从数据库中随机读取纪录的例子
  Set Rs1=server.CreateObject ("adodb.recordset")
  Set Rs=server.CreateObject ("ADODB.RECORDSET")
  SQL="Select id from Article order by id desc"
  rs.Open sql,dataconn,3,3
  If not rs.EOF then
   total=rs("id")  "取最大的ID
   rs.Close   
  Randomize
  R=Int((total - 1+ 1) * Rnd + 1)  
  SQL="Select id,content from Article where id="& R
  rs.Open sql,dataconn,3,3
  if not rs.EOF then
    content=RS("content")
    content=replace(content,chr(10),"<br>")
    content=replace(content,chr(13),"<br>")
    content=replace(content,"<br><br>","<br>")
    Response.Write   content
   else
   sql1="select content from Article"
   rs1.Open sql1,dataconn,3,3
   if not eof then
   "取第一条纪录作为默认的显示纪录
   content=RS1("content")
    content=replace(content,chr(10),"<br>")
    content=replace(content,chr(13),"<br>")
    content=replace(content,"<br><br>","<br>")
    Response.Write   content
   else
   "数据库为空
   Response.Write "不存在"
   end if
   rs1.Close    
   end if
Rs.Close
end if
set Rs=nothing
%> 

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