实例讲解asp抓取网上房产信息(2)

　　function.ASP
  
  
  
  
  
  <%
  '**************************************************
  '函数名：gotTopic
  '作 用：截字符串，汉字一个算两个字符，英文算一个字符
  '参 数：str ----原字符串
  ' strlen ----截取长度
  '返回值：截取后的字符串
  '**************************************************
  function gotTopic(str,strlen)
  if str="" then
  gotTopic=""
  exit function
  end if
  dim l,t,c, i
  str=replace(replace(replace(replace(str," "," "),""",chr(34)),">",">"),"<","<")
  str=replace(str,"?","")
  l=len(str)
  t=0
  for i=1 to l
  c=Abs(Asc(Mid(str,i,1)))
  if c>255 then
  t=t+2
  else
  t=t+1
  end if
  if t>=strlen then
  gotTopic=left(str,i) & "…"
  exit for
  else
  gotTopic=str
  end if
  next
  gotTopic=replace(replace(replace(replace(gotTopic," "," "),chr(34),"""),">",">"),"<","<")
  end function
  '=========================================================
  '函数：RemoveHTML(strHTML)
  '功能：去除HTML标记
  '参数：strHTML --要去除HTML标记的字符串
  '=========================================================
  Function RemoveHTML(strHTML)
  Dim objRegExp, Match, Matches
  Set objRegExp = New Regexp
  objRegExp.IgnoreCase = True
  objRegExp.Global = True
  '取闭合的<>
  objRegExp.Pattern = "<.+?>"
  '进行匹配
  Set Matches = objRegExp.Execute(strHTML)
  ' 遍历匹配集合，并替换掉匹配的项目
  For Each Match in Matches
  strHtml=Replace(strHTML,Match.Value,"")
  Next
  RemoveHTML=strHTML
  Set objRegExp = Nothing
  set Matches=nothing
  End Function
  %>
  
  
  
  　　conn.asp
  
  <%
  'on error resume next
  set conn=server.CreateObject("adodb.connection")
  con= "driver={Microsoft Access Driver (*.mdb)};dbq=" & Server.MapPath("stest.mdb")
  
  conn.open con
  sub connclose
  conn.close
  set conn=nothing
  end sub
  %>