JS读取xml文件获取值

//读取XML对应字段信息function getValueByXML(engName) {//获取配置信息if (xmldoc == null)xmldoc = loadXML(hosturl + "config/config.xml")var elements = xmldoc.getElementsByTagName(engName);if (elements.length > 0)return elements[0].getAttribute("name");elsereturn null;}function loadXML(xmlFile) {var xmlDoc = null;//判断浏览器的类型var xmlDomVersions = ['MSXML.2.DOMDocument.6.0', 'MSXML.2.DOMDocument.3.0', 'Microsoft.XMLDOM'];for (var i = 0; i < xmlDomVersions.length; i++) {try {xmlDoc = new ActiveXObject(xmlDomVersions[i]);break;} catch (e) {}}//}if (xmlDoc != null) {xmlDoc.async = false;xmlDoc.load(xmlFile);}return xmlDoc;}