Js USES ajax to read the blog RSS sample
- 2020-03-30 02:50:54
- OfStack
<!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;
//Get the 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="<h1><a href="+headlink+" target=_blank>"+headtitle+"</a></h1>
";
document.getElementById("result").appendChild(cell);
//To get the 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;
var cell = document.createElement("div");
cell.innerHTML="<a href="+link+" target=_blank>"+title+"</a>
";
document.getElementById("result").appendChild(cell);
}
}
function readrss1()
{
var url=document.getElementById("txturl").value;
if(url=="")
{
alert(" Please enter the RSS address ");
}
else
{
readRSS(url);
}
}
</script>
</head>
<body">
<h1>ajax read rss The sample </h1>
<form >
<a href="javascript:readRSS('http://www.blogjava.net/rss.aspx')">blogjava Original area </a>
<a href="javascript:readRSS('http://beginner.blogjava.net/rss.aspx')">blogjava The novice area </a>
<a href="javascript:readRSS('http://life.blogjava.net/rss.aspx')">blogjava Non-technical area </a>
<a href="javascript:readRSS('http://general.blogjava.net/rss.aspx')"> The compound </a>
Enter a RSS address :<input type="text" value="http://www.blogjava.net/wujun/rss.aspx" size=50 id="txturl">
<input type="button" value=" check see " onclick="readrss1()">
</form>
<div id="result"></div>
</body>
</html>