Posted by Tom.Slayton on 09/07/07 22:17

On Sep 7, 5:02 pm, Kelsey Sigurdur <kel...@m-f-d.org> wrote:
> On Fri, 07 Sep 2007 13:06:34 -0500, Lorenzo Thurman wrote:
> > I have a group of checkboxes drawn by javascript and I need to get each
> > of their states into PHP after submitting the page. I should think I
> > could get them in a POST, but that fails. Anyone have any ideas?
> > TIA
>
> Use an additional hidden input, with the same name as the checkbox and a
> value of 0. In almost all cases you'll want the hidden input to appear in
> the source before the actual checkbox.
>
> When the form is submitted, if the checkbox has been checked, it's value
> will override the hidden input of the same name. If it hasn't been checked
> the hidden input (with its value of 0) will be in the $_POST array.
>
> AFAIK this is the only way to do it as unchecked checkboxes are not passed
> to POST at all.
>
> --
> Kelsey Sigurdur



You could just test for the value in the post buffer and set a
variable:
$lnChecked = ($_POST['CheckboxName'] == "on") ? 1 : 0 ;

Best,

Tom.

[Back to original message]