Re: Invalid argument supplied for foreach() , when i use sessions

On Wed, Jul 28, 2010 at 1:17 PM, Tomfox Wiranata
<tomfox.wiranata@gmail.com> wrote:
> hi everyone,
>
> i write data in a session, which works perfectly well. but when i try
> to loop through it with foreach the error appears
>
> "Invalid argument supplied for foreach()"
>
> i figured that only arrays can be looped. here is what i did:
>
> filling the session:
>
>        $input_title = $this->data['Linkable']['notes'];
>        $this->Session->write('Linkable.title', $input_title);
>
>
> setting:
>        $this->set('linkables', $this->Session-
>>read('Linkable.title'));
>
>
> trying to echo data from my session in my view:
>
> <?php
>                foreach ($linkables as $linkable):
>                endforeach;
> ?>

You have an empty loop there.

> <span id="data"><?php echo $linkable['linkable.title']; ?></span>
>
> what did i do wrong? i thought with $this->Session-
>>write('Linkable.title', $input_title); i already created an array?

What does debug($linkables) show?

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