HTML <th> Tag
Example
A simple HTML table with three rows, two header cells and four data cells:
<table>
<tr>
<th>Month</th>
<th>Savings</th>
</tr>
<tr>
<td>January</td>
<td>$100</td>
</tr>
<tr>
<td>February</td>
<td>$80</td>
</tr>
</table>
Try it Yourself »
More "Try it Yourself" examples below.
Definition and Usage
The <th> tag defines a header cell in an HTML table.
An HTML table has two kinds of cells:
- Header cells - contains header information (created with the
<th>element) - Data cells - contains data (created with the <td> element)
The text in <th> elements are bold and centered by default.
The text in <td> elements are regular and left-aligned by default.
Browser Support
| Element | |||||
|---|---|---|---|---|---|
| <th> | Yes | Yes | Yes | Yes | Yes |
Attributes
| Attribute | Value | Description |
|---|---|---|
| abbr | text | Specify an abbreviated version of the content in a header cell |
| colspan | number | Specify the number of columns a header cell should span |
| headers | header_id | Specifies one or more header cells a cell is related to |
| rowspan | number | Specify the number of rows a header cell should span |
| scope | col colgroup row rowgroup |
Specify whether a header cell is a header for a column, row, or group of columns or rows |
Global Attributes
The <th> tag also supports the Global Attributes in HTML.
Event Attributes
The <th> tag also supports the Event Attributes in HTML.
More Examples
Example
How to align content inside <th> (with CSS):
<table style="width:100%">
<tr>
<th style="text-align:left">Month</th>
<th style="text-align:left">Savings</th>
</tr>
<tr>
<td>January</td>
<td>$100</td>
</tr>
<tr>
<td>February</td>
<td>$80</td>
</tr>
</table>
Try it Yourself »
Example
How to add background-color to table header cell (with CSS):
<table>
<tr>
<th style="background-color:#FF0000">Month</th>
<th style="background-color:#00FF00">Savings</th>
</tr>
<tr>
<td>January</td>
<td>$100</td>
</tr>
</table>
Try it Yourself »
Example
How to set the height of a table header cell (with CSS):
<table>
<tr>
<th style="height:100px">Month</th>
<th style="height:100px">Savings</th>
</tr>
<tr>
<td>January</td>
<td>$100</td>
</tr>
</table>
Try it Yourself »
Example
How to specify no word-wrapping in table header cell (with CSS):
<table>
<tr>
<th>Month</th>
<th style="white-space:nowrap">My Savings for a new car</th>
</tr>
<tr>
<td>January</td>
<td>$100</td>
</tr>
</table>
Try it Yourself »
Example
How to vertically align content inside <th> (with CSS):
<table style="width:50%;">
<tr style="height:100px">
<th style="vertical-align:bottom">Month</th>
<th style="vertical-align:bottom">Savings</th>
</tr>
<tr>
<td>January</td>
<td>$100</td>
</tr>
</table>
Try it Yourself »
Example
How to set the width of a table header cell (with CSS):
<table style="width:100%">
<tr>
<th style="width:70%">Month</th>
<th style="width:30%">Savings</th>
</tr>
<tr>
<td>January</td>
<td>$100</td>
</tr>
</table>
Try it Yourself »
Example
How to create table headers:
<table>
<tr>
<th>Name</th>
<th>Email</th>
<th>Phone</th>
</tr>
<tr>
<td>John Doe</td>
<td>john.doe@example.com</td>
<td>123-45-678</td>
</tr>
</table>
Try it Yourself »
Example
How to create a table with a caption:
<table>
<caption>Monthly savings</caption>
<tr>
<th>Month</th>
<th>Savings</th>
</tr>
<tr>
<td>January</td>
<td>$100</td>
</tr>
<tr>
<td>February</td>
<td>$80</td>
</tr>
</table>
Try it Yourself »
Example
How to define table cells that span more than one row or one column:
<table>
<tr>
<th>Name</th>
<th>Email</th>
<th colspan="2">Phone</th>
</tr>
<tr>
<td>John Doe</td>
<td>john.doe@example.com</td>
<td>123-45-678</td>
<td>212-00-546</td>
</tr>
</table>
Try it Yourself »
Related Pages
HTML tutorial: HTML Tables
HTML DOM reference: TableHeader Object
CSS Tutorial: Styling Tables
Default CSS Settings
Most browsers will display the <th> element with the following default values:
th {
display: table-cell;
vertical-align: inherit;
font-weight: bold;
text-align: center;
}
