Re: Mystery foreach error

From:	Jim Giner	Date:	Tue, 12 Mar 2013 20:06:01 +0000
Subject:	Re: Mystery foreach error
References:	1	Groups:	php.general
Request:	Send a blank email to php-general+get-320497@lists.php.net to get a copy of this message

On 3/12/2013 3:45 PM, Angela Barone wrote:

$zip_short = substr($zip, 0, 3); foreach ($states[$state] as &$zip_prefix) { // <-- line 377
     if ($zip_prefix == $zip_short) {
         break;
     } else {
         $match = 'no';
     }
} I see the & in the foreach. Since you are not modifying anything in the array, why are you using that?

Also - I'm assuming that $states is a multi-dimensional array?