HTML th colspan Attribute

HTML <th> tag : An HTML table with a header cell that spans two columns

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).

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