下面代码是读取的节点数据，还有一种情况是读取节点属性数据。
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01 <head>
02 <title></title>
03 <script type="text/javascript">
04 var objLength = null;
05 var xmlHttp;
06 var strurl = "";
07 function ajaxrequst() {
08 if (window.ActiveXObject) {
09 xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
10 }
11 else {
12 xmlHttp = new XMLHttpRequest();
13 }
14 try {
15 strurl = "/data/rdzz.xml";
16 xmlHttp.onreadystatechange = LoadXmlFile;
17 xmlHttp.open("GET", strurl + "?time=" + (new Date()).getTime(), true);
18 xmlHttp.send(null);
19 }
20 catch (e) {
21
22 }
23
24 }
25
26 function LoadXmlFile() {
27 var content = "";
28 if (xmlHttp.readyState == 4) {
29 if (xmlHttp.status == 200) {
30 var xmlDOM = xmlHttp.responseXML;
31 var xmlRoot = xmlDOM.documentElement;
32 try {
33 var objLength = xmlRoot.getElementsByTagName("Item");
34
35 for (var i = 0; i < objLength.length; i++) {
36 var elementtitle = objLength[i].getElementsByTagName('NewsTitle')[0];
37 var elementtime = objLength[i].getElementsByTagName('NewsTime')[0];
38 var elementurl= objLength[i].getElementsByTagName('NewsUrl')[0];
39
40 // LastValue = objLength[i].getAttribute( "LastValue" )
41 // Prediction = objLength[i].getAttribute( "Prediction" )
42 // Actual = objLength[i].getAttribute( "Actual" )
43 // importance = objLength[i].getAttribute( "importance" )
44 // newstime = objLength[i].getAttribute( "NewsTime" )
45
46 var title = elementtitle.textContent || elementtitle.text;
47 var time = elementtime.textContent || elementtime.text;
48 var url = elementurl.textContent || elementurl.text;
49
50 content += "<li><dl><dd>" + time + "</dd><dd><a href='" + url + "' target='blank'>" + title + "</a></dd></dl></li>";
51 }
52 document.getElementById("newsInfo").innerHTML = content;
53 }
54 catch (e) {
55 }
56 }
57 }
58 }
59 </script>
60 </head>
61 <body>
62 <input id="Button1" type="button" value="read" onclick="ajaxrequst()" />
63 <div id="newsInfo"></div>
64 </body>
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