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To: Stefan Neufeind <neufeind@php.net>
Cc: php-dev <internals@lists.php.net>
In-Reply-To: <4F8DE877.1010600@php.net>
References: <4F8DE877.1010600@php.net>
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Date: Wed, 18 Apr 2012 00:41:02 +0200
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Subject: Re: [PHP-DEV] Variable-length args by reference
From: johannes@schlueters.de (Johannes =?ISO-8859-1?Q?Schl=FCter?=)

On Wed, 2012-04-18 at 00:02 +0200, Stefan Neufeind wrote:
> How would you think about extending func_get_args() and func_get_arg()
> to allow for:
> 
> 	$args = func_get_args(FUNC_GET_ARGS_BY_REFERENCE);
> 	$arg0 = func_get_arg (0, FUNC_GET_ARGS_BY_REFERENCE);
> 
> (default would be FUNC_GET_ARGS_BY_COPY)

Well we have to know the type before actually calling the function as
for references we need something we can write to. So unless somebody
comes up with a clever trick this would require a new language
construct.

And well, as a sidenote which I mention often: Don't use references :-)

johannes