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| <form method="post"> | |
| <select name="cell" size="1"> | |
| <option></option> | |
| <option value="a">A</option> | |
| <option value="b">B</option> | |
| <option value="c">C</option> | |
| </select> | |
| <input name="submit" type="submit" value="Submit"> | |
| </form> | |
| <style type="text/css"> | |
| <!-- | |
| table td { | |
| border: 1px solid; | |
| } | |
| <?php | |
| if (isset($_POST['cell'])) | |
| { | |
| echo "td.{$_POST['cell']} {background:yellow;}"; | |
| } | |
| ?> | |
| --> | |
| </style> | |
| <table> | |
| <tr> | |
| <td class="a">Cell A</td> | |
| <td class="b">Cell B</td> | |
| <td class="c">Cell C</td> | |
| </tr> | |
| </table> |
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