HTML <th> widthProperty
Example
Header cell with predefined width:
<table border="1"
width="100%">
<tr>
<th width="70%">Month</th>
<th width="30%">Savings</th>
</tr>
<tr>
<td>January</td>
<td>$100</td>
</tr>
<tr>
<td>February</td>
<td>$80</td>
</tr>
</table>
<tr>
<th width="70%">Month</th>
<th width="30%">Savings</th>
</tr>
<tr>
<td>January</td>
<td>$100</td>
</tr>
<tr>
<td>February</td>
<td>$80</td>
</tr>
</table>
Try it Yourself »
Browser Support
All major browsers support the width attribute.
Definition and Usage
HTML5 does not support the <th> width attribute. Use CSS instead.
In HTML 4.01, the width attribute of <th>Deprecated。
The width attribute specifies the width of a header cell.
Usually, the space a cell occupies is the space needed to display its content. The width attribute is used to set a predefined width for the cell.
Compatibility Notes
In HTML 4.01, the width attribute of <th> is deprecated. Please use CSS instead.
CSS Syntax: <th style="width:100px">
CSS Example: Setting the width of a table header cell.
In our CSS tutorial, you can find more aboutwidth attributeDetails.
Syntax
<th width="pixels|%">
Property value
| Value | Description |
|---|---|
| pixels | Set the width value in pixels (for example, width="50"). |
| % | Set the width value as a percentage of the containing element (for example, width="50%"). |
HTML <th> Tagother extensions