在线运行代码 - 菜鸟教程

<!DOCTYPE html>
<html>
<head>
<script src="loadxmldoc.js.html"> 
</script>
</head>
<body>
<script>
xmlDoc=loadXMLDoc("books.xml");

document.write("Number of book nodes before removeChild(): ");
document.write(xmlDoc.getElementsByTagName("book").length);
document.write("<br>");

x=xmlDoc.getElementsByTagName("book")[0]
x.parentNode.removeChild(x);

document.write("Number of book nodes after removeChild(): ");
document.write(xmlDoc.getElementsByTagName("book").length);

</script>
</body>
</html>
源代码

动行结果
