JAVASCRIPT写的智能判断网页编码并转换的完整例子

来源：互联网发布：淘宝买家会员帐号提取编辑：程序博客网时间：2024/05/01 18:13

<%@LANGUAGE="JAVASCRIPT" CODEPAGE="65001"%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>XMLHTTP</title>
</head>
<%
Server.ScriptTimeout=9999999;
function send_request(url) {
var codedtext;
http_request = Server.CreateObject("Microsoft.XMLHTTP");
http_request.Open("GET",url,false);
http_request.Send(null);
if (http_request.ReadyState == 4){
//自动判断编码开始
var charresult = http_request.ResponseText.match(/CharSet=(/S+)/">/i);
if (charresult != null){
var Cset = charresult[1];
}else{Cset = "gb2312"}//对获取不到的网站采用gb2312编码,可自行更改

//自动判断编码结束
codedtext = bytesToBSTR(http_request.Responsebody,Cset);
}else{
codedtext = "Erro";
}
return(codedtext);
}

function bytesToBSTR(body,Cset){
var objstream;
objstream = Server.CreateObject("Adodb.Stream");
objstream.Type = 1;
objstream.Mode = 3;
objstream.Open();
objstream.Write(body);
objstream.Position = 0;
objstream.Type = 2;
objstream.Charset = Cset;
bytesToBSTR = objstream.Readtext;
objstream.Close;
return(bytesToBSTR);
}

%>
<body>
<% Response.Write(send_request("http://www.blueidea.com/tech/program/2006/3280.asp")) %>
</body>
</html>

JAVASCRIPT写的智能判断网页编码 并转换的完整例子

JAVASCRIPT写的智能判断网页编码并转换的完整例子