Home Web Front-end HTML Tutorial HTML基础知识小结1_html/css_WEB-ITnose

HTML基础知识小结1_html/css_WEB-ITnose

Jun 24, 2016 am 11:32 AM

HTML基本概念

  • HTML基本概念理解:(HTML)不是一种编程语言,而是一种描述性的标记语言。
  • 完整的HTML文件包括标题、段落、列表、表格、绘制的图形以及各种嵌入对象,这些对象统称为HTML元素。
  • HTML基本标记

  • 头标记..
  • 标题标记..
  • 元信息标记...
  • 标签提供的属性及其取值如下表所示:
  • 属性  值                 描述
    charset character encoding 定义文档的字符编码
    content some_text 定义与http-equiv或name属性相关的元信息
    http-equiv content-type 把content属性关联到HTTP头部
    expires
    refresh
    set-cookie
    name author 把content属性关联到一个名称
    description
    keywords
    generator
    revised
    others

    网页使用ISO-8859-1字符集显示。

    定义针对搜索引擎的关键字。(注意:不同关键词之间用半角逗号(英文)隔开,不能使用空格或者别的符号;这里是keywords不是keyword;关键字标签中内容应该是一个个短语,不是一段话)

    网页的自动刷新 (url=网址 可以省略,它规定的是刷新时间,省略后只刷新,不跳转)

  • 页面注释  å¿«æ·é”®"ctrl+/"
  • 主体标记...
  • 添加文本在主体中添加。
  • 三种强调型方式 标记   标记   标记。(其中加粗的为标记、标记。斜体的为,另外斜体的还有  ã€‚为下划线。)
  • 上标、下标。(上标   下标)
  • 一般文本旁注文字需要用到small标签。字体变小。
  • 定义文本的方向(这个少用,一般默认从左向右。)标签,不过需要加上属性dir一起使用。从左向右;从右向左。

  • 换行。一般。

  • 添加水平线。一般。
  • 文字列表:
  • 无序列表
      (可以嵌套)
  •     

  • ...
  •     

  • ...
  •     

    无序列表三种不同样式: 

    disc circle square

    • ...
    • ...
    样式头为●  

    • ...
    • ...
    样式头为○ 

    • ...
    • ...
    样式头为■ 

     

               

     

  • 有序列表
      (可以嵌套)
  •     

  • ...
  •     

  • ...
  •     

  • 自定义列表:
  •       

    自定义列表

          

          

    依次纵向
    (这个不是列,是单元格,从左到右排列,这一列排满后自动跳转到下一列)

          

    依次横向

          

          

    [在这里要分清什么时候要用自定义列表,什么时候用+

    。部分是加粗的。]

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