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The use and definition of html tag

Jun 20, 2017 pm 04:21 PM
htmlusedefinitionLabel

html5

标签作用是格式化表格中的列,这里详细介绍下 标签用法、 标签属性以及 标签应用实例。

html中

标签作用:格式化表格中的列

标签用法:

标签用于对表格中的列进行组合,以便对其进行格式化。

如需对全部列应用样式,

标签很有用,这样就不需要对各个单元和各行重复应用样式了。

标签只能在 table 元素中使用。

标签应用实例:

两个 colgroup 元素为表格中的三列规定了不同的对齐方式和样式(注意第一个 colgroup 元素横跨两列):

<table width="100%" border="1">
  <colgroup span="2" align="left"></colgroup>
  <colgroup align="right" style="color:#0000FF;"></colgroup>
  <tr>
    <th>ISBN</th>
    <th>Title</th>
    <th>Price</th>
  </tr>
  <tr>
    <td>3476896</td>
    <td>My first HTML</td>
    <td>$53</td>
  </tr>
</table>

标签有哪些属性?

哪些浏览器支持

标签?

所有主流浏览器都支持

标签。Firefox、Chrome以及Safari仅支持colgroup元素的span和width属性。

标签定义及使用说明

标签用于对表格中的列进行组合,以便对其进行格式化。

通过使用

标签,可以向整个列应用样式,而不需要重复为每个单元格或每一行设置样式。

注释:只能在

元素之内,在任何一个 、、、 元素之前使用 标签。

提示:如果想对

中的某列定义不同的属性,请在 标签内使用 标签。
元素之后,在任何一个

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