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Posted by Marek Kilimajer on 05/22/05 20:38
Christopher J. Bottaro wrote:
> Jochem Maas wrote:
>
>
>>Christopher J. Bottaro wrote:
>>
>>>Maybe I'm using "reentrant" incorrectly, but here is what I mean...
>>>
>>>class Test {
>>> function __get($nm) {
>>> if ($nm == 'x')
>>> return $this->func();
>>> elseif ($nm == 'y')
>>> return 'y';
>>> elseif ($nm == 'xx')
>>> return 'x';
>>> }
>>> function func() {
>>> return $this->xx;
>>> }
>>>}
>>>$t = new Test();
>>>print $t->y . "\n";
>>>print $t->xx . "\n";
>>>print $t->x . "\n";
>>>print $t->func() . "\n";
>>>
>>>I would expect the following code to output:
>>>y
>>>x
>>>x
>>>x
>>>
>>>But instead, it outputs:
>>>y
>>>x
>>>
>>>x
>>>
>>>Is this a bug? This limitation is not documented (maybe it should be?).
>>
>>its not a bug, I believe its documented somewhere how this works.
>>bottom line __get() does not work from 'inside' the class/object,
>>so do something like instead:
>>
>> function func() {
>> return $this->__get('xx');
>> }
>>
>>which may not please the soul, but does work ;-)
>
>
> Hehe, my soul is hard to please...=P
>
> Actually, __get() does work from inside the class. In the sample code I
> posted, func() does indeed return 'x' when called from main. It does not
> work when called from within a call to __get(). In other words,
> $this->attribute does not work if __get() appears anywhere in the call
> stack.
>
> Its just a small annoyance.
I think it would be more annoying if __get() would be recursively called
to infinity.
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