第二章 XHTML基础_html/css_WEB-ITnose
1、一个网页,也就是一个XHTML文档,是由元素组成。元素定义了文本和图形在XHTML文档中的结构。XHTML文档的扩展名通常是.html或者htm。
2、XHTML元素使用XHTML标记定义,每个标记都出现在一对尖括号中,标记通常成对出现。第一个标记定义了标记的起点,称为“开始标记”;第二个标记定义了标记的结尾,称为“结束标记”。在开始标记和结束标记之间的文本称为元素内容。
3、标记具有属性,属性提供了关于页面上XHTM元素的附加信息。
4、XHTML文档的总体结构由、
、这三个文档级的标记构成。5、XHTML包含了几个块级的标记来限定和格式化段落文本。这些标记包括:
,
到,,,
Copy after login
,
,, 6、创建超链接的XHTML标记为 href=URL或者锚点的名称,target=_blank,_parent,_self,_top创建空白、父级、本窗口、顶层的窗口 name=name href=”#name”就可以回到之前锚点定义的位置
7、创建图形信息的XHTML标记为
(自闭合标记)
8、创建多媒体信息的XHTML标记为
9、创建表格信息的XHTML标记为
10、XHTML元素分为块级元素和内嵌元素两种类型,二者的不同之处在于块级元素定义的文本是换行的,而内嵌元素定义的文本是不换行的。
- 首字母缩写
- 地址
-
换行 - 和粗体显示
- 整块斜体显示 强调
- 某个词斜体显示 不同
- 高亮强调
- 文本显示方向,默认从左到右显示。
删除,中间有一横线 - 插入,配合del使用
定义预编排格式
Copy after login 定义一个短的引用
- 下划线(已过时)
根据HTML5的规范,标签应作为最后的选择,只有在没有其他标记比较合适的时候才修改。
,,Copy after login,
,
,
6、创建超链接的XHTML标记为 href=URL或者锚点的名称,target=_blank,_parent,_self,_top创建空白、父级、本窗口、顶层的窗口 name=name href=”#name”就可以回到之前锚点定义的位置
7、创建图形信息的XHTML标记为
(自闭合标记)
8、创建多媒体信息的XHTML标记为
9、创建表格信息的XHTML标记为
10、XHTML元素分为块级元素和内嵌元素两种类型,二者的不同之处在于块级元素定义的文本是换行的,而内嵌元素定义的文本是不换行的。
- 首字母缩写
- 地址
换行- 和粗体显示
- 整块斜体显示 强调
- 某个词斜体显示 不同
- 高亮强调
- 文本显示方向,默认从左到右显示。
删除,中间有一横线- 插入,配合del使用
定义预编排格式Copy after login 定义一个短的引用- 下划线(已过时)
根据HTML5的规范,标签应作为最后的选择,只有在没有其他标记比较合适的时候才修改。

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