HTML <th> colspan Attribute
Example
An HTML table with a header cell that spans two columns:
  
    <table>
       
      <tr>
         
      <th colspan="2">Monthly Savings</th>
       
      </tr>
       
      <tr>
         
      <td>January</td>
         
      <td>$100</td>
       
      </tr>
       
      <tr>
         
      <td>February</td>
         
      <td>$80</td>
       
      </tr>
      </table>
  
Try it Yourself »
Definition and Usage
The colspan attribute defines the number of columns a header cell should span.
Browser Support
| Attribute | |||||
|---|---|---|---|---|---|
| colspan | Yes | Yes | Yes | Yes | Yes | 
Note: Only Firefox supports colspan="0", which has a special meaning (look below in the "Attribute Values" table).
Differences Between HTML 4.01 and HTML5
NONE.
Syntax
  
    <th colspan="number">
Attribute Values
| Value | Description | 
|---|---|
| number | Sets the number of columns a header cell should span. Note: colspan="0" tells the browser to span the cell to the last column of the column group (colgroup) | 
❮ HTML <th> tag

