XMLHttp ASP远程获取网页内容代码

url="http://www.csdn.net/" 
wstr=getHTTPPage(url) 
start=Newstring(wstr,"资源精选<!-- 下载 -->") 
over=Newstring(wstr,"<div class=""friendlink"">") 
body=mid(wstr,200,500) 

response.write body 

Function getHTTPPage(url) 
dim objXML 
set objXML=createobject("MSXML2.XMLHTTP")'定义 
objXML.open "GET",url,false'打开 
objXML.send()'发送 
If objXML.readystate<>4 then '判断文档是否已经解析完，以做客户端接受返回消息 
exit function 
End If 
getHTTPPage=bBytesToBstr(objXML.responseBody)'返回信息，同时用函数定义编码 
set objXML=nothing'关闭 
if err.number<>0 then err.Clear 
End Function 

Function Newstring(wstr,strng) 
Newstring=Instr(lcase(wstr),lcase(strng)) 
if Newstring<=0 then Newstring=Len(wstr) 
End Function 

Function bBytesToBstr(body) 
dim objstream 
set objstream = CreateObject("adodb.stream") 
objstream.Type = 1 
objstream.Mode =3 
objstream.Open 
objstream.Write body 
objstream.Position = 0 
objstream.Type = 2 
objstream.Charset = "gb2312" 
'转换原来默认的UTF-8编码转换成GB2312编码，否则直接用XMLHTTP调用有中文字符的网页得到的将是乱码 
bBytesToBstr = objstream.ReadText 
objstream.Close 
set objstream = nothing 
end Function 

Function BytesToBstr(body) 
dim objstream 
set objstream = CreateObject("adodb.stream") 
objstream.Type = 1 
objstream.Mode =3 
objstream.Open 
objstream.Write body 
objstream.Position = 0 
objstream.Type = 2 
objstream.Charset = "utf-8" 
'转换原来默认的UTF-8编码转换成GB2312编码，否则直接用XMLHTTP调用有中文字符的网页得到的将是乱码 
BytesToBstr = objstream.ReadText 
objstream.Close 
set objstream = nothing 
end Function