RE: [PHP-DEV] Constants in namesapces
| From: | Dmitry Stogov | Date: | Mon, 27 Aug 2007 05:39:44 +0000 |
| Subject: | RE: [PHP-DEV] Constants in namesapces | ||
| References: | 1 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-31924@lists.php.net to get a copy of this message | ||
We already have class constant that use declarative syntax and of course
define() inside of class doesn't declare class constant.
The same was done for namespaces.
Thanks. Dmitry.
> -----Original Message-----
> From: Richard Lynch [mailto:ceo@l-i-e.com]
> Sent: Sunday, August 26, 2007 7:50 AM
> To: Dmitry Stogov
> Cc: 'PHP Internals List'
> Subject: RE: [PHP-DEV] Constants in namesapces
>
>
> On Wed, August 22, 2007 8:03 am, Dmitry Stogov wrote:
> > You can have "const" outside namespaces but they are not real
> > compile-time constants.
> > They are set during execution in the same way as define() does.
> >
> > <?php
> > const DIR = dirname(__FILE__);
> > echo DIR;
> > ?>
>
> You do realize this is going to engender a few zillion
> threads on PHP-General benchmarking the two and endless
> arguments about which is faster/better...
>
> <?php
> const DIR = dirname(__FILE__);
> define(DIR, dirname(__FILE__);
> ?>
>
> I personally find it kinda silly to have TWO syntaxes for
> defining constants in the global space, one of which looks
> like a declarative statement in C, which will lead to a whole
> new swath of arguments about what is "better"
>
> Why is 'define' any different than 'class' or 'function'?
>
> Seems to me that if you want these namespace thingies that
> badly, then 'define' should follow the same rules as any
> other declarative keyword.
>
> If you 'define' something in the namespace, it's in the namespace.
>
> If you want global scope, 'define' it outside a namespace and
> be done with it.
>
> Seems to me you're just complicating things with no
> real-world need here...
>
> What are your real-world "I need this because..." code samples?
>
> --
> Some people have a "gift" link here.
> Know what I want?
> I want you to buy a CD from some indie artist.
> http://cdbaby.com/browse/from/lynch
> Yeah, I get a buck. So?
>
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