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  • [转]ajax自动加载blogjava和博客园的rss

    <!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="<h1><a href="+headlink+" target=_blank>"+headtitle+"</a></h1><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>&nbsp &nbsp &nbsp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()>
      <h1>ajax读rss示例</h1>
     
      <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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  • 原文地址:https://www.cnblogs.com/skylaugh/p/505311.html
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