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代码编辑器：
<!DOCTYPE html> <meta charset="utf-8"> <link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <script src="/static/js/loadxmldoc.js"></script> <script> // 获取最后一个子节点名与值 function get_lastchild(n) { x=n.lastChild; while (x.nodeType!=1) { x=x.previousSibling; } return x; } xmlDoc=loadXMLDoc("/static/media/dom/books.xml"); x=get_lastchild(xmlDoc); document.write("Nodename: " + x.nodeName); document.write(" (nodetype: " + x.nodeType + ")<br>"); // 获取根元素的最后一个子节点 y=get_lastchild(xmlDoc.documentElement); document.write("Nodename: " + y.nodeName); document.write(" (nodetype: " + y.nodeType); </script> <footer>简单教程，简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果：