On Wednesday, October 03, 2012 08:55:29 PM admin wrote:
> > Hi everyone, I have been playing around with some code the list helped me
>
> with a while back and I'm not grasping the concept between return and echo
> and the PHP manual doesn't answer this, unless I'm missing something. There
> is an > example at the very bottom of PHP's return manual, but it's
> confusing.
>
> > So now I'm left wondering why return will only give me the first result in
>
> an array, but echo will give me all the results of the array. Using stuart's
> example he had sent me a while back I've messed around with it and modified
> it > to better understand it:
> > function filename($prefix)
> >
> >{
> >
> > $matches = glob('images/property_pics/'.$prefix.'*');
> > foreach($matches as $filename){
> > return $filename;
> >
> > }
> >
> >}
> >
> >echo completeImageFilename($row['MLS_No']);
> >
> >With the above code I only get the first image of each picture name, but
>
> when I change return to echo, it groups and displays all the pics that have
> the same picture name.
>
> >--
> >David M.
>
> The first loop and return is all you will get.
> Put the information into an array and return the array once the array is
> built.
I think I understand what your saying, but what I don't understand is that
when I leave the current code intact and replace return $filename with echo
$filename in the function, all the images display. Is this intended behavior
between return and echo or is it just bad code on my part?
--
David M.
