Posted by Kailash Nadh on 11/27/07 20:57

On Nov 27, 8:40 pm, jj <jjwalke...@gmail.com> wrote:
> Trying to understand the manual regarding variables to solve the
> following.
>
> I'm working with Drupal CMS and have a loop to retrieve values that
> are normally fetched by using this variable: $node->field_screen_1_caption[0]['view']. The loop should run n times,
>
> incrementing that number 1 so next variable is $node-
>
> >field_screen_2_caption[0]['view'].
>
> Here's what I'm trying in my loop to change that number in the
> variable using $i:
>
> for ($i = 1; $i <= $number_of_screens; $i++) {
> $cap = 'node->field_screen_'.$i.'_caption[0][\'view\']';
> print $$cap;
>
> }
>
> Doesn't work obviously. Any suggestions for a PHP amateur.
>
> Thanks,
> jj

eval() - http://php.net/eval

for ($i = 1; $i <= $number_of_screens; $i++) {
eval("\$cap = \$node->field_screen_{$i}_caption[0][\"view\"];");
print $cap;
}

--
Kailash Nadh | http://kailashnadh.name

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