On Sat, Oct 23, 2010 at 6:48 PM, Jonathan Sachs <081...@jhsachs.com> wrote:
> Now that I understand it, I can see the same thing would happen if I
> wrote the equivalent code in C, and probably in Java.
>
Neither C nor Java have references as PHP does, and references in C++ cannot
be changed to p
On Sat, 23 Oct 2010 16:56:52 +0200, peter.e.l...@gmail.com (Peter
Lind) wrote:
>More information (and a complete breakdown of your problem) is
>available here:
>http://schlueters.de/blog/archives/141-References-and-foreach.html
Thank you! The situation is obscure and confusing, but that
explanati
On 23 October 2010 16:48, Jonathan Sachs <081...@jhsachs.com> wrote:
> On Sat, 23 Oct 2010 08:34:27 +0200, peter.e.l...@gmail.com (Peter
> Lind) wrote:
>
>>It is not a bug - somewhere before the foreach loop you've got, a
>>variable is being referenced, and that's throwing things off.
>>Otherwise,
On Sat, 23 Oct 2010 08:34:27 +0200, peter.e.l...@gmail.com (Peter
Lind) wrote:
>It is not a bug - somewhere before the foreach loop you've got, a
>variable is being referenced, and that's throwing things off.
>Otherwise, unsetting the variable would have no effect on the problem
>you're seeing.
C
On 23 October 2010 07:50, Jonathan Sachs <081...@jhsachs.com> wrote:
> Gary wrote:
>
>>Better. I can tell you how to solve it:
>> $a = array('a', 'b','c');
>> foreach($a as &$row){
>> //you don't have to do anything here
>> }
>> unset($row); // <<<< THIS IS KEY!
>> print_r
On Wed, Oct 20, 2010 at 4:16 PM, David Harkness
wrote:
> On Wed, Oct 20, 2010 at 11:08 AM, Tommy Pham wrote:
>>
>> hmm.. About 8-9 years ago I did a project where I used the reference
>> in a foreach loop as the OP. unset not only remove the variable but
>> also the value in the array. I tried
On Wed, Oct 20, 2010 at 11:08 AM, Tommy Pham wrote:
> hmm.. About 8-9 years ago I did a project where I used the reference
> in a foreach loop as the OP. unset not only remove the variable but
> also the value in the array. I tried several methods at that time and
> ended up assigning null to
On Wed, Oct 20, 2010 at 10:44 AM, David Harkness
wrote:
> On Wed, Oct 20, 2010 at 5:00 AM, Tommy Pham wrote:
>>
>> Shouldn't that be $row = null since unset will remove the last value, not
>> just removing the variable also, from the array whereas the $row = null
>> will
>> tell the reference poi
On Wed, Oct 20, 2010 at 5:00 AM, Tommy Pham wrote:
> Shouldn't that be $row = null since unset will remove the last value, not
> just removing the variable also, from the array whereas the $row = null
> will
> tell the reference pointer that it doesn't point to a value.
>
No, that would assign n
> -Original Message-
> From: Gary [mailto:php-gene...@garydjones.name]
> Sent: Tuesday, October 19, 2010 11:38 PM
> To: php-general@lists.php.net
> Subject: [PHP] Re: Possible foreach bug; seeking advice to isolate the
> problem
>
> Jonathan Sachs wrote:
> > I've got a script which origina
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