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JavaScript标准参考教程中dom模型概述有一段话描述是不是有问题. #329

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bosens-China opened this issue Jun 26, 2018 · 3 comments
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JavaScript标准参考教程中dom模型概述有一段话描述是不是有问题. #329

bosens-China opened this issue Jun 26, 2018 · 3 comments

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@bosens-China
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浏览器原生提供document节点，代表整个文档。
文档的第一层只有一个节点，就是 HTML 网页的第一个标签，它构成了树结构的根节点（root node），其他 HTML 标签节点都是它的下级节点。

文档第一层不应该是文档类型么
@bosens-China
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这个章节下的2.1有一段代码演示,不过这个应该是css样式出现了问题,文字变成黑色了
document.nodeType // 9

@bosens-China
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2.7Node.nextSibling
有一句说注意，该属性还包括文本节点和评论节点。因此如果当前节点后面有空格，该属性会返回一个文本节点，内容为空格。
老师如何理解评论节点

@ruanyf
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ruanyf commented Jun 27, 2018

（1）文档的第一个节点是<html>。

（2）谢谢指出，已经更正。

（3） 评论节点就是注释节点<!-- comment -->，我改掉了。

@ruanyf ruanyf closed this as completed Jun 27, 2018
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@ruanyf @bosens-China