HTML <col> span Attribute
HTML <col> tag
Example
Here, the first two columns should have a background color of red:
<table border="1">
<colgroup>
<col span="2" style="background-color:red" />
<col style="background-color:yellow" />
</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>
Try it yourself »
Browser Support

The span attribute is supported in all major browsers.
Definition and Usage
The span attribute defines the number of columns a <col> element should span.
Differences Between HTML 4.01 and HTML5
NONE.
Syntax
Attribute Values
| Value |
Description |
| number |
Sets the number of columns a <col> element should span |
HTML <col> tag
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