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Re: out of sheer curiosity... [message #177545 is a reply to message #177544] Sun, 08 April 2012 23:59 Go to previous messageGo to previous message
The Natural Philosoph is currently offline  The Natural Philosoph
Messages: 993
Registered: September 2010
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M. Strobel wrote:
> Am 08.04.2012 23:15, schrieb Jerry Stuckle:
>> On 4/8/2012 4:50 PM, M. Strobel wrote:
>>> Am 29.03.2012 22:11, schrieb Jerry Stuckle:
>>>> On 3/29/2012 10:21 AM, Erwin Moller wrote:
>>>> > On 3/29/2012 3:39 PM, Jerry Stuckle wrote:
>>>> >> On 3/29/2012 8:33 AM, Erwin Moller wrote:
>>>> >>> On 3/29/2012 12:46 PM, The Natural Philosopher wrote:
>>>> > <snip>
>>>> >
>>>> >>>> Its just another way of doing things and I let my understanding of the
>>>> >>>> problem guide me, not a set of arbitrary rules.
>>>> >>> As it should!
>>>> >>>
>>>> >>> But what 'rules' are you referring to?
>>>> >>>
>>>> >>> PHP's OO is pretty straightforward.
>>>> >>> I think they did a decent job implementing OO.(php 5 that is)
>>>> >>>
>>>> >>> Creating smart classes is up to the programmer.
>>>> >>> I am not aware of any extra 'rules'.
>>>> >>>
>>>> >>> Are you maybe referring to all kinds of design patterns scattered around
>>>> >>> the web?
>>>> >>> (In which case I tend to agree, because implementing other people's
>>>> >>> solutions can take the fun out of programming. But reading them never
>>>> >>> hurts. And when you agree to a certain approach you can even decide to
>>>> >>> follow it yourself. It is all up to you, the programmer.)
>>>> >>>
>>>> >> Any rules TNP doesn't bother to understand are "arbitrary" in his mind.
>>>> >> He doesn't even like having to follow PHP syntax rules - as he has also
>>>> >> said in the past.
>>>> >>
>>>> >> But I disagree that PHP 5's implementation of OO is decent. I think it's
>>>> >> half-assed at best. Truly written by people who have no understanding of
>>>> >> OO. But then that can be said of a lot of PHP.
>>>> >>
>>>> > Jerry,
>>>> >
>>>> > What are your main objections to the PHP5's OO approach?
>>>> >
>>>> > For myself: I must say I love its simplicity.
>>>> > (Simplicity is a Good Thing in my opinion.)
>>>> >
>>>> >
>>>> Well, to start with, the lack of function overloading. It is quite a good feature to
>>>> be able to overload functions - especially constructors. And because of that, you
>>>> have to run through all kinds of hoops when doing things like storing an object in
>>>> the $_SESSION.
>>>>
>>>> Even then it doesn't work. When you store an object in the $_SESSION, the object's
>>>> destructor is called at the end of the script, but on the next script the constructor
>>>> is never called. A direct violation of OO principles.
>>> Works fine here. Test script:
>>> #!/usr/local/bin/php
>>> <?php
>>>
>>> class C1 {
>>> public $var1 = 'M.';
>>> public $var2 = 'Strobel';
>>> function __construct() {
>>> echo "\t--> call ". __METHOD__.PHP_EOL;
>>> }
>>> function __destruct() {
>>> echo "\t--> call ". __METHOD__.PHP_EOL;
>>> }
>>> function __sleep() {
>>> echo "\t--> call ". __METHOD__.PHP_EOL;
>>> return array('var1','var2');
>>> }
>>> function __wakeup() {
>>> echo "\t--> call ". __METHOD__.PHP_EOL;
>>> }
>>> } // end class C1
>>>
>>> echo "----- creating class\n";
>>> $c = new C1;
>>> echo "----- serializing class\n";
>>> $ser = serialize($c);
>>> echo "----- deserializing class\n";
>>> $cc = unserialize($ser);
>>> echo "----- deleting first class\n";
>>> unset($c);
>>> echo "----- deleting unserialized class\n";
>>> unset($cc);
>>> exit(0);
>>> #-----------------------
>>>
>>> Result:
>>> strobel@s114-intel:~/projekte/PHP> ./magicmethods.php
>>> ----- creating class
>>> --> call C1::__construct
>>> ----- serializing class
>>> --> call C1::__sleep
>>> ----- deserializing class
>>> --> call C1::__wakeup
>>> ----- deleting first class
>>> --> call C1::__destruct
>>> ----- deleting unserialized class
>>> --> call C1::__destruct
>>>
>>> What exactly did you criticize?
>>>
>>> /Str.
>> Look at it again. You have two destructor calls but only one constructor call. A
>> direct violation of OO principles.
>>
>> And BTW - I said nothing about serializing.
>>
>> You really do need to learn to read.
>>
>
> No evasions, get to the point. I have one explicit constructor, and one wakeup which
> is a constructor.
>
> What did you talk about if not about serializing?
>
> /Str.


c'mon. Jerry just cut and pasted something he read somewhere.

Its not as if he understood what he was posting. Go easy on the poor old
chap.


--
To people who know nothing, anything is possible.
To people who know too much, it is a sad fact
that they know how little is really possible -
and how hard it is to achieve it.

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