这篇文章将为大家详细讲解有关如何用ajax自动加载blogjava和博客园的rss，文章内容质量较高，因此小编分享给大家做个参考，希望大家阅读完这篇文章后对相关知识有一定的了解。
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>this is test</title>
<script type="text/javascript">
var xmlHttp;
function createXMLHttpRequest() {
if (window.ActiveXObject) {
xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
}
else if (window.XMLHttpRequest) {
xmlHttp = new XMLHttpRequest();
}
}
function readRSS(url) {
createXMLHttpRequest();
xmlHttp.onreadystatechange = handleStateChange;
xmlHttp.open("GET", url, true);
xmlHttp.send(null);
}
function handleStateChange() {
if(xmlHttp.readyState == 4) {
if(xmlHttp.status == 200) {
ResultSet();
}
}
}
function ResultSet() {
var results = xmlHttp.responseXML;
var title = null;
var item = null;
var link=null;
var author=null;
var pubDate=null;
var description=null;
//得到channel
var ccc=results.getElementsByTagName("channel");
var headtitle=ccc[0].getElementsByTagName("title")[0].firstChild.nodeValue;
var headlink=ccc[0].getElementsByTagName("link")[0].firstChild.nodeValue;
var cell = document.createElement("div");
cell.innerHTML="<h2><a href="+headlink+" target=_blank>"+headtitle+"</a></h2><br>";
document.getElementById("result").appendChild(cell);
//得到items
var items = results.getElementsByTagName("item");
for(var i = 0; i < items.length; i++) {
item = items[i];
link=item.getElementsByTagName("link")[0].firstChild.nodeValue;
title = item.getElementsByTagName("title")[0].firstChild.nodeValue;
author=item.getElementsByTagName("author")[0].firstChild.nodeValue;
pubDate= item.getElementsByTagName("pubDate")[0].firstChild.nodeValue;
// description=item.getElementsByTagName("description")[0].firstChild.nodeValue;
var cell = document.createElement("div");
cell.innerHTML="<a href="+link+" target=_blank>"+title+"</a><font color=red>     作者:</font>"+author+"<br>";
document.getElementById("result").appendChild(cell);
//var cell1=document.createElement("div");
//cell1.innerHTML=description;
// document.getElementById("result").appendChild(cell1);
}
}
function readrss1()
{
var url=document.getElementById("txturl").value;
if(url=="")
{
alert("请输入RSS地址");
}
else
{
readRSS(url);
}
}
var i=1;
var j=0;
function read()
{
if(j==0)
{
readBlogjava();
window.setTimeout("testRead()",100);
}
}
function testRead()
{
window.setTimeout("read()",1000);
}
function readBlogjava()
{
switch(i)
{
case(1):
i++;
readRSS("http://www.blogjava.net/rss.aspx");
break;
case(2):
i++;
readRSS(’http://beginner.blogjava.net/rss.aspx’);
break;
case(3):
i++;
readRSS(’http://general.blogjava.net/rss.aspx’);
break;
case(4):
i++;
readRSS(’http://life.blogjava.net/rss.aspx’);
break;
//博客园的
case(5):
i++;
readRSS(’http://www.cnblogs.com/rss.aspx’);
break;
case(6):
i++;
readRSS(’http://beginner.cnblogs.com/rss.aspx’);
break;
case(7):
i++;
readRSS(’http://life.cnblogs.com/rss.aspx’);
break;
case(8):
i++;
readRSS(’http://misc.cnblogs.com/rss.aspx’);
break;
case(9):
i++;
readRSS(’http://cio.cnblogs.com/rss.aspx’);
break;
case(10):
i++;
readRSS(’http://news.cnblogs.com/rss.aspx’);
break;
case(11):
i++;
readRSS(’http://bookreview.cnblogs.com/rss.aspx’);
break;
case(12):
i++;
readRSS(’http://job.cnblogs.com/rss.aspx’);
break;
case(13):
i++;
readRSS(’http://gis.cnblogs.com/rss.aspx’);
break;
case(14):
i++;
readRSS(’http://clubs.cnblogs.com/rss.aspx’);
break;
case(15):
i++;
readRSS(’http://software.cnblogs.com/rss.aspx’);
break;
default:
alert("加载完毕!");
i++;
j++;
break;
}
}
</script>
</head>
<body onload=testRead()>
<h2>ajax读rss示例</h2>
<form >
输入一个RSS地址:<input type="text" value="http://www.blogjava.net/wujun/rss.aspx" size=50 id="txturl">
<input type="button" value="查 看" onclick="readrss1()">
<input type="button" onclick="hideobject()" value="test">
</form>
<div id="result"></div>
<EMBED style="POSITION: absolute;top:1px;left:1px; " align=right
src=http://www.nice.or.jp/~mosmos/free/f105.swf width=200 height=200
type=application/x-shockwave-flash ; quality="high" wmode="transparent"></EMBED>
</body>
</html>
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