th
Summary
The th tag defines a header cell in an HTML table.
Overview Table
Attributes
colspan
= valid non-negative integer
This attribute gives the number of columns respectively that the cell is to span.rowspan
= valid non-negative integer
This attribute gives the number of rows respectively that the cell is to span. [Example B]headers
= unordered set of unique space-separated tokens
The value of this attribute must have the value of an id attribute of the th element that is targeted. [Example C]scope
= row/ col/ rowgroup/ colgroup
The scope attribute specifies the cell which the influence of headding cell reaches. [Example D]- row
The header cell applies to some of the subsequent cells in the same row(s). - col
The header cell applies to some of the subsequent cells in the same column(s). - rowgroup
The header cell applies to all the remaining cells in the row group. A th element’s scope attribute must not be in the row group state if the element is not anchored in a row group. - colgroup
The header cell applies to all the remaining cells in the column group. A th element’s scope attribute must not be in the column group state if the element is not anchored in a column group.
- row
Examples
This example uses the table, td, th, and tr.
<table>
<tr>
<th>
This text is in the th
</th>
</tr>
<tr>
<td>
This text is in the tbody.
</td>
</tr>
</table>
A table cell referring to the table header
<table>
<caption>
<p>table 1. List of HTML elements</p>
</caption>
<thead>
<tr>
<th id="c1">Number</th>
<th id="c2">element</th>
</tr>
</thead>
<tbody>
<tr>
<td headers="c1">4.1.1</td>
<td headers="c2">html</td>
</tr>
<tr>
<td headers="c1">4.2.1</td>
<td headers="c2">head</td>
</tr>
</tbody>
</table>
<table>
<caption>
<p>table 1. List of HTML elements</p>
</caption>
<thead>
<tr>
<th scope="row">Number</th>
<th scope="row">element</th>
</tr>
</thead>
<tbody>
<tr>
<td>4.1.1</td>
<td>html</td>
</tr>
<tr>
<td>4.2.1</td>
<td>head</td>
</tr>
</tbody>
</table>
Related specifications
See also
Related articles
HTML
th
Tables
Attributions
Microsoft Developer Network: [Windows Internet Explorer API reference Article]