Yasuo Ohgaki wrote:

> On Wed, Jun 10, 2015 at 5:30 PM, Nikita Popov <nikita....@gmail.com> wrote:
> 
>> On Wed, Jun 10, 2015 at 8:53 AM, Stanislav Malyshev <smalys...@gmail.com>
>> wrote:
>>
>>>>  <?php
>>>>  $foo = 42;
>>>>  $foo['bar']; // => NULL
>>>>  $v = NULL;
>>>>  $v[0][1][2][3][4][5][6][7][8][9]; // NULL
>>>>
>>>> this code is semantically wrong and I would like to have error/exception
>>>> for such
>>>> erroneous codes. It's inconsistent with array object, too.
>>>
>>> Why it's wrong? You try to get that's something not there, you get NULL.
>>> I don't see anything wrong. Adding fatal error about every little thing
>>> that isn't as expected never was how PHP worked.
>>
>> I agree with what other people have said here: We should keep the behavior
>> for NULL, but drop the nonsense for other types - (42)[24] not throwing a
>> notice is quite ridiculous, that seems like a pretty obvious bug to me.
> 
> I agree that NULL is debatable. In PHP, NULL is treated as 0/false by its
> context.
> It's simpler if we get rid of the behavior altogether. IMO.
> 
> Anyway, removing undefined behavior from other types may be good enough so
> I don't insist.

+1

-- 
Christoph M. Becker


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