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Date: Mon, 31 Jan 2005 12:39:51 -0600
Reply-To: Jason Sweat <jason.sweat@gmail.com>
To: Michael Virnstein <michael.virnstein@brodos.de>
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Subject: Re: [PHP-DEV] referencing Superglobals with variable variables inside functions
From: jason.sweat@gmail.com (Jason Sweat)

On Mon, 31 Jan 2005 19:27:31 +0100, Michael Virnstein
<michael.virnstein@brodos.de> wrote:
> Atm it isn't possible to use a construct like $var = ${'_GET'}; inside a
> function or method. Will this behaviour change in future versions of
> PHP? I think it is somehow odd and inconsistent to not be able to use
> the superglobals that way, while it is possible outside of functions and
> methods and also with any other variable, e.g. the $HTTP_*_VARS.
> Imo it's an unnecessary restriction and will keep ppl using the old
> $HTTP_*_VARS. I also see no reason for it to stay that way and i think
> it wasn't intended by you, the developers, in the first place but turned
> out to work that way afterwards.
> So I really hope it'll change, would make much more sense. What do you
> think?

Try
$_GET['foo'] = 'bar';
function x($val, $sg) {
  return $GLOBALS[$sg][$val];
}
echo x('foo','_GET');


Regards,
Jason
http://blog.casey-sweat.us/