Re: Undefined variable in view

It might be that your variable is a value of null. Try to put php code
in your view which checks if that variable is null or not, and then
try to echo it...

On Sep 2, 4:05 pm, Richard <richard_j...@hotmail.com> wrote:
> Hello all,
>
> somehow I can't get the pagescontroller to pass a variable to the
> view.
>
> I have in my pages_controller.php:
>
> class PagesController extends AppController {
>         //some code cut out for better reading here
>
>         var $uses = array('Category');
>
>         function display() {
>
>                 //some code cut out for better reading here
>
>                 $this->set('categories', $this->Category->find('list'));
>
>         }
>
> And in my home.ctp I use just this:
> <?php echo $categories; ?>
>
> This returns:
> Undefined variable: categories
> (from the debug info I can see that PagesController->display() is
> used)
>
> When using debug($this->viewVars); I get this:
>
> Array
> (
>     [page] => home
>     [subpage] =>
>     [title_for_layout] => Home
> )
>
> Can somebody give me advise on what to do?

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