js操作xml

亦凉 2022-08-06 15:17 150阅读 0赞

参考：[http://www.w3school.com.cn/xmldom/index.asp][http_www.w3school.com.cn_xmldom_index.asp]

// 加载xml文档  
loadXML =

function (xmlFile) \{  
var xmlDoc;  
if (window.ActiveXObject) \{  
xmlDoc = new ActiveXObject('Microsoft.XMLDOM');  
xmlDoc.async = false;  
xmlDoc.load(xmlFile);  
\} else if (document.implementation&&document.implementation.createDocument) \{  
xmlDoc = document.implementation.createDocument('', '', null);  
xmlDoc.load(xmlFile);  
\} else\{  
return null;  
\}  
return xmlDoc;  
\}

// 首先对xml对象进行判断  
checkXMLDocObj =

function (xmlFile) \{  
var xmlDoc = loadXML(xmlFile);  
if (xmlDoc==null) \{  
alert('您的浏览器不支持xml文件读取,于是本页面禁止您的操作,推荐使用IE5.0以上可以解决此问题!');  
window.location.href='/Index.aspx';  
\}  
return xmlDoc;  
\}

// 然后开始获取需要的Login/Weapon/W的第一个节点的属性值  
var xmlDoc = checkXMLDocObj('/EBS/XML/Login.xml');  
var v = xmlDoc.getElementsByTagName('Login/Weapon/W')\[0\].childNodes.getAttribute('Text');  
initializeSelect =

function (oid, xPath) \{  
var xmlDoc = checkXMLDocObj('/EBS/XML/Login.xml');  
var n;  
var l;  
var e = $(oid);  
if (e!=null) \{  
n = xmlDoc.getElementsByTagName(xPath)\[0\].childNodes;  
l = n.length;  
for (var i=0; i<l; i++) \{  
var option = document.createElement('option');  
option.value = n\[i\].getAttribute('Value');  
option.innerHTML = n\[i\].getAttribute('Text');  
e.appendChild(option);  
\}  
\}  
\}  
</script>

var doc = new ActiveXObject("MSXML2.DOMDocument");

function writeXML() \{  
// var doc = new ActiveXObject("Msxml2.DOMDocument");  
// doc.load("tmp.xml");  
var doc = new ActiveXObject("MSXML2.DOMDocument");  
var p = doc.createProcessingInstruction("xml","version='1.0' encoding='gb2312'");  
doc.appendChild(p);  
var root = doc.createNode(1,"中国","");  
doc.appendChild(root);  
var elem=doc.createNode(1,"省","");  
root.appendChild(elem);  
var att=doc.createAttribute("名称");  
att.value="福建";  
elem.setAttributeNode(att);  
var ele1=doc.createNode(1,"城市","");  
ele1.text="厦门";  
elem.appendChild(ele1);  
var ele2=doc.createNode(1,"城市","");  
ele2.text="石狮";  
elem.appendChild(ele2);  
var ele3=doc.createNode(1,"城市","");  
ele3.text="晋江";  
elem.appendChild(ele3);  
var elem=doc.createNode(1,"省","");  
root.appendChild(elem);  
var att=doc.createAttribute("名称");  
att.value="江苏";  
elem.setAttributeNode(att);  
var elem=doc.createNode(1,"省","");  
root.appendChild(elem);  
var att=doc.createAttribute("名称");  
att.value="安徽";  
elem.setAttributeNode(att);  
doc.save("c://china.xml");  
\}

function readXML() \{  
var doc = new ActiveXObject("MSXML2.DOMDocument");  
doc.load ("c://china.xml")  
var list = doc.selectNodes("/中国/省\[@名称='福建'\]/城市")  
for (var i=0;i<list.length;i++) \{  
alert(list\[i\].text);  
\}  
\}

</script>

[http_www.w3school.com.cn_xmldom_index.asp]: http://www.w3school.com.cn/xmldom/index.asp