How to use validator

[eluser]pistolPete[/eluser]
Use the new Form validation library.

In your view:

Code:

<td align="right">cognome: </td><td>&lt;input name="lastname" type="text" id="lastname" size="30" maxlength="255" value="&lt;?php echo set_value('lastname'); ?&gt;" class="&lt;?php echo ( form_error('lastname') == '') ? '': 'your_error_css_class' ;?&gt;" &gt;&lt;/td>