Re: [PHP] Function returning but continues execution

**Re: [PHP] Function returning but continues execution -** 05-14-2007, 03:36 AM

I added this in and it outputs 1 as I suspected - the function is being
called only once.

David

Robert Cummings wrote:
> On Mon, 2007-01-22 at 16:36 +0000, David Mytton wrote:
>> Yes, I know it looks like a bug in my code because I'm not able to write
>> a test case that can reproduce it simply enough to report as a bug -
>> hence why I am posting here. However, the behaviour I am describing
>> surely suggests some kind of issue somewhere in PHP itself.
>>
>> My reasoning for this is if I echo the 2 variables I get:
>>
>> Array ( [0] => 3 )
>> and
>> 3
>>
>> and the bug appears. But if I set them manually before the in_array test:
>>
>> $_SESSION['user']['friends'] = array(0 => 3);
>> $friend['user_id'] = 3;
>>
>> it works as expected. Am I wrong in thinking that this has to be a bug
>> in PHP?
>>
>> I have used debug_backtrace() to find out what is going on as regards
>> how many times the function is being executed - that is the first thing
>> I checked because it does indeed suggest that it is being executed
>> multiple times, however, the back trace only reveals 1 call/execution.
>
> A backtrace won't indicate multiple calls unless they are recursive. Try
> add the following to your function:
>
> <?php
>
> static $foo = 0;
> $foo++;
>
> echo "I've been called $foo times\n";
>
> ?>
>
> Cheers,
> Rob.