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Date: Wed, 23 Nov 2011 10:58:29 +0100
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To: Lester Caine <lester@lsces.co.uk>
Cc: PHP internals <internals@lists.php.net>
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Subject: Re: [PHP-DEV] 5.4 regression: non-existent sub-sub keys now have values
From: tyra3l@gmail.com (Ferenc Kovacs)

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On Wed, Nov 23, 2011 at 10:51 AM, Lester Caine <lester@lsces.co.uk> wrote:

> Ferenc Kovacs wrote:
>
>> some clarification:
>> in the test script, Daniel declared $arr as:
>> $arr =3D array('exists' =3D> 'foo');
>> so when he tests
>> $arr['exists']['non_existent']
>> PHP will see that $arr['exists'] is a string, and it will convert the
>> 'non_existent' index to int(0) and that will return the same
>> as $arr['exists'][0]: 'f'
>> If he would have defined $arr['exists'] as an array, then the code would
>> work as
>> he expected, empty would returned true for $arr['exists']['non_existent'=
]
>>
>
> The bit I am missing here is the statement that $arr =3D array ... has NO=
T
> created an array with an element ['exists']

yes it did, but ['exists'] wasn't defined as an array, but as a string.




> ... I suspect that this is perhaps where the code *I* am looking at is
> breaking down ... how SHOULD you define the array so that it is an array?
> So that $family =3D array ( 'fam1' =3D> 'JONES' ); is the base for the JO=
NES
> family rather than simply a string. All of this USED to be simple, but it
> seems to be getting so cryptic that this is what is causing the trouble :=
(


I think you just need a coffee.



--=20
Ferenc Kov=C3=A1cs
@Tyr43l - http://tyrael.hu

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