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Date: Sun, 31 May 2009 20:59:32 -0500
References: <DC.B5.20810.D39232A4@pb1.pair.com> <32074276-E941-45C8-B1A1-9A6EB34F4D7E@gmail.com> <4A23330D.4000205@gmail.com>
Subject: Re: [PHP-DEV] need inverted __sleep?
From: shadda@gmail.com (Matt Wilson)

mwilson@MattW-Mac:~$ php -r 'class a { public $a, $b, $c, $d; public  
function __sleep() { return array_diff( array_keys( (array) $this),  
array("b","c")); } } $a = new a; var_dump($a->__sleep());'
array(2) {
   [0]=>
   string(1) "a"
   [3]=>
   string(1) "d"
}

On May 31, 2009, at 8:46 PM, Nathan Rixham wrote:

> Matt Wilson wrote:
>> get_class_vars + array_diff
>
> cheers but nope; as the manual says
> "Returns an associative array of default public properties of the  
> class"
>
> need private and inherited private
>
>> On May 31, 2009, at 8:04 PM, Nathan Rixham wrote:
>>> Hi All,
>>>
>>> hoping somebody can help me here..
>>>
>>> I need to implement an inverted __sleep method, by which I mean to  
>>> specify what variables should not be included.
>>>
>>> use case:
>>> <?php
>>> class base
>>> {
>>> private $notToBeSerialized;
>>>
>>> public function __sleep()
>>> {
>>>   // TODO code return instance properties excluding  
>>> $notToBeSerialized
>>> }
>>>
>>> }
>>>
>>> class foo extends base
>>> {
>>> private $bar;
>>> }
>>>
>>> class poo extends foo
>>> {
>>> private $baz;
>>> }
>>>
>>> $p = new poo;
>>> echo serialize($p);
>>>
>>> ----
>>>
>>> I've tried using get_object_vars($this), and  
>>> ReflectionObject($this) both of which don't include all the  
>>> properties of the instance.
>>>
>>> the only way I can see to get all the properties of the instance  
>>> is to serialize($this) then parse the string, but that's just  
>>> wrong and what would sleep return on the first call to serialize.
>>>
>>> any help greatly appreciated.
>>>
>>> regards,
>>>
>>> nathan
>>>
>>> -- 
>>> PHP Internals - PHP Runtime Development Mailing List
>>> To unsubscribe, visit: http://www.php.net/unsub.php
>>>
>