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HTML span 属性


定义和用法

The span 属性定义 <col><colgroup> 元素应跨越的列数。


适用于

The span 属性可用于以下元素

元素 属性
<col> span
<colgroup> span

例子

Col 示例

此处,前两列的背景颜色应为红色

<table>
  <colgroup>
    <col span="2" style="background-color:red">
    <col style="background-color:yellow">
  </colgroup>
  <tr>
    <th>ISBN</th>
    <th>标题</th>
    <th>价格</th>
  </tr>
  <tr>
    <td>3476896</td>
    <td>我的第一个 HTML</td>
    <td>$53</td>
  </tr>
</table>
亲自尝试 »

Colgroup 示例

使用 <colgroup> span 属性设置前两列的背景颜色

<table>
  <colgroup span="2" style="background:red"></colgroup>
  <tr>
    <th>ISBN</th>
    <th>标题</th>
    <th>价格</th>
  </tr>
  <tr>
    <td>3476896</td>
    <td>我的第一个 HTML</td>
    <td>$53</td>
  </tr>
  <tr>
    <td>5869207</td>
    <td>我的第一个 CSS</td>
    <td>$49</td>
  </tr>
</table>
亲自尝试 »

浏览器支持

The span 属性对每个元素具有以下浏览器支持

元素
col
colgroup

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