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Subject: Re: [PHP-DEV] Closures and $this
From: mathieu.suen@easyflirt.com (Mathieu Suen)

Christian Seiler a écrit :
> Hi,
> 
> since a few months have passed since the last discussion on this topic
> and perhaps people had time to gather some experience with the current
> closure implementation in PHP 5.3 I'd like to restart the debate on
> $this in closures and object extension.
> 
> Foreword: The discussion should center on the future behaviour of PHP 6
> ONLY. Whether or not a backport is even possible (binary compability
> etc.) or should even be done should be topic of a separate discussion
> and should *NOT* influence the decision. The ONLY goal of this
> discussion should be to agree on a SANE way of implementing $this for
> closures for PHP 6.
> 
> I've updated the original RFC I wrote a tiny bit (I didn't change much):
> 
> <http://wiki.php.net/rfc/closures/object-extension>
> 
> The basic outline is the following:
> 
>  * In the first section I explain the general issue.
>  * In the second section I show the proposals that were made on
>    internals@ before I wrote the RFC.
>  * In the third section I compare the approaches and explain why
>    the approaches (B) and (D) are inconsistent.
>  * In the fourth section I propose a new approach (bindTo) that
>    was only briefly discussed after the original RFC.
> 
> Please read the complete RFC and try to understand the points I'm trying
> to make. If something is unclear, *please* ask first. In the past
> discussion I had the impression that a lot of people understood only
> partial aspects of the problem which made the discussion extremely
> noisy. I believe that is a disservice to the issue. However, now we have
> the huge advantage of NOT having an immanent deadline for a release. I
> hope this will enable a consensus on this issue.
> 
> Discuss away!
> 
> Regards,
> Christian
> 
> 


IMHO I would put it that way: do you want to staticaly or dynamicaly 
bind $this?  The same question apply for temporary varaible.
IIRC you statically bind temporary with the 'use(..)' syntaxe.
So why $this should be different. I agree on proposition A.




-- Mathieu Suen