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发布时间：2024-03-15 02:48:53

[单选题]有代码如下： <input type="button" value="添加" onClick="add()"/> <input type="button" value="删除" onClick="del()"/> <script> var d = document.createElement("div"); function add(){ document.body. (d); } function del(){ document.body. (d); } </script> 要实现以上功能，在横线代码正确的分别是（）
A.addChild，delChild
B.appendChild，removeChild
C.addElement，delElement
D.appendElement，removeElement

更多"[单选题]有代码如下： <input type='button'"的相关试题:

[单选题]现有HTML代码如下：文档对象模型节点的特点

文档对象模型概述

DOM:文档对象模型

，以下描述错误的是（）
A.和节点的父节点都是
B.

和
都是的后代
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