The colspan attribute of the <td> element in HTML defines the number of columns a cell should span.
Following is the syntax −
<td colspan="num">
Above, num is the count of columns a cell should span.
Let us now see an example to implement the colspan attribute of the <td> element −
Example
<!DOCTYPE html> <html> <head> <style> table, th, td { border: 2px solid blue; } </style> </head> <body> <h2>Product Expenses</h2> <table> <tr> <th>Domains</th> <th>Cost</th> </tr> <tr> <td>Product Development</td> <td>500000</td> </tr> <tr> <td>Marketing</td> <td>500000</td> </tr> <tr> <td>Services</td> <td>100000</td> </tr> <tr> <td>Support</td> <td>100000</td> </tr> <tr> <td>Maintenance</td> <td>100000</td> </tr> <tr> <td colspan="2">Total Budget = INR 1300000</td> </tr> </table> </body> </html>