用XML
[CODE]
<script>
findcode(re)
{
}
function ExecuteXmlHttp(url)        //下载指定地址源文件
{
   var xmlhttp=false;
   try
    {
      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
    } 
catch (e) 
{
    try 
    {
      xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    } 
   catch (E) 
   {
     xmlhttp = false;
   }
}
   if(!xmlhttp && typeof XMLHttpRequest!='undefined') 
   {
      xmlhttp = new XMLHttpRequest();
     }
   
      xmlhttp.open("get",url,true);
      xmlhttp.onreadystatechange = function() 
     {
        if(xmlhttp.readyState==4) 
        {
          source=xmlhttp.responsetext;
     document.getElementById("spre").innerHTML=source; //需要自己解码,否则乱码
     alert("源文件长度为:" + source.length);
           return false;
        }
     }
     xmlhttp.send(null);
}
</script>
<body>
地址:<input type=text id=txtin name=txtin value=http://www.126.com><input type=button value=提交 onclick=ExecuteXmlHttp(document.all("txtin").value)><br>
<hr color=red>
<span id=spre> </span>
</body>
[/CODE]
上面代码只能在本地运行,远程访问无权限,若想在网站上用,应该用这个(asp的)
<% 
'常用函数 
'1、输入url目标网页地址,返回值getHTTPPage是目标网页的html代码 
Dim charset
charset=request("lstset")
if charset="" then charset="GB2312"
function getHTTPPage(url) 
dim Http 
set Http=server.createobject("MSXML2.XMLHTTP") 
Http.open "GET",url,false 
Http.send() 
if Http.readystate<>4 then 
exit function 
end if 
getHTTPPage=bytesToBstr(Http.responseBody,charset) 
set http=nothing 
if err.number<>0 then err.Clear 
end function
'2、转换乱玛,直接用xmlhttp调用有中文字符的网页得到的将是乱玛,可以通过adodb.stream组件进行转换
Function BytesToBstr(body,charset) 
dim objstream 
set objstream = Server.CreateObject("adodb.stream") 
objstream.Type = 1 
objstream.Mode =3 
objstream.Open 
objstream.Write body 
objstream.Position = 0 
objstream.Type = 2 
objstream.Charset = charset '转换原来默认的UTF-8编码转换成GB2312编码,否则直接用XMLHTTP组件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 
'下面试着调用网页的html内容 
Dim Url,Html,offset,header,footer,res
Url=request("ul")
if Url="" then Url="http://easy66.jx828.net/b.htm"
if Instr(Url,"http://")=0 then Url="http://" & Url
Html = getHTTPPage(Url) 
offset=Instr(Lcase(Html),"</title>")+8
header=left(Html,offset-1)
footer=right(Html,len(Html)-offset+1)
Dim urlbase,urloffset
if (InstrRev(Url,"/") > InstrRev(Url,"//")+1) and  (InstrRev(Url,".") > InstrRev(Url,"/")) then
    urloffset=InStrRev(Url,"/")
    urlbase=left(Url,urloffset)
else
    urlbase=Url & "/"
end if
res=header & "<base href='" & urlbase & "'>" & footer
%>
[此贴子已经被作者于2006-8-4 8:31:39编辑过]



 
											





 
	    

 
	