HTML <colgroup> span eigenschap

HTML <colgroup> Tag

Definitie en gebruik

span Definitie van <colgroup> element dat het aantal kolommen overschrijdt.

Tip:If you need to define different attributes for a specific column within <colgroup>, use <col> tag.

Example

Set the background color of the first two columns using the span attribute of <colgroup>:

<table>
  <colgroup span="2" style="background:#B0C4DE"></colgroup>
  <tr>
    <th>ISBN</th>
    <th>Title</th>
    <th>Price</th>
  </tr>
  <tr>
    <td>3476896</td>
    <td>HTML入门</td>
    <td>$53</td>
  </tr>
  <tr>
    <td>5869207</td>
    <td>CSS入门</td>
    <td>$49</td>
  </tr>
</table>

Try it yourself

Syntax

<colgroup span="number">

Attribute value

Value Description
number Set the number of columns to span for the column group.

Browser support

Chrome Edge Firefox Safari Opera
Chrome Edge Firefox Safari Opera
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HTML <colgroup> Tag