JavaScript 解析 xml 文件如 rss订阅

jFeed 是一个通用的 RSS/ATOM 解析器jQuery插件

jFeed 支持 RSS 0.91, 0.92, 1.0, 2.0 和 Atom 1.0 等格式。

使用方法:

jQuery.getFeed(options);
   
   参数:
   
   * url: the feed URL (required).
   * data: data to be sent to the server. See jQuery.ajax data property.
   * success: a function to be called if the request succeeds.
     The function gets passed one argument: the JFeed object.
   
   使用示例:
   
   jQuery.getFeed({
       url: 'rss.xml',
       success: function(feed) {
           alert(feed.title);
       }
   });

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>News</title>
<link type="text/css" rel="stylesheet" href="css/layout.css" mce_href="css/layout.css" />
<mce:script type="text/javascript" src="jquery/jquery.js" mce_src="jquery/jquery.js"></mce:script>
<mce:script type="text/javascript" src="jquery/jquery.jfeed.pack.js" mce_src="jquery/jquery.jfeed.pack.js"></mce:script>
</head>
<body onload="load();">
	<div  />
</body>
</html>
<mce:script type="text/javascript"><!--
function read(panel,url){
	   jQuery.getFeed({
        url: url,
        success: function(feed) {
			jQuery(panel).text('');
            jQuery(panel).append('<h2>'
            + '<a href="'
            + feed.link
            + '" mce_href="'
            + feed.link
            + '">'
            + feed.title
            + '</a>'
            + '</h2>');
            var html = '';
            
            for(var i = 0; i < feed.items.length && i < 5; i++) {
            
                var item = feed.items[i];
                
                html += '<h3>'
                + '<a href="'
                + item.link
                + '" mce_href="'
                + item.link
                + '">'
                + item.title
                + '</a>'
                + '</h3>';
                
                html += '<div class="updated">'
                + item.updated
                + '</div>';
                
                html += '<div>'
                + item.description
                + '</div>';
            }
            jQuery(panel).append(html);
        }    
    });
}
function load(){
	read("#Content","http://news.baidu.com/n?cmd=1&class=gamenews&tn=rss");
}
// --></mce:script>

附原文件实例地址：http://download.csdn.net/source/2898662