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Date: Fri, 13 Feb 2004 15:47:08 +0100
Reply-To:  hartmut@php-groupies.de
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To: Martin Jansen <mj@php.net>
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References: <20040213143849.GA30166@divbyzero.net>
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Subject: Re: [PHP-DEV] Improving error messages when using indirect references
From: hartmut@php.net (Hartmut Holzgraefe)

Martin Jansen wrote:
> Hey,
> 
>         <?php
>         error_reporting(E_ALL);
> 
>         echo $$foo;
>         ?>
> 
> results in 
> 
>         Notice: Undefined variable: foo in /foo/bar.php on line 4
> 
>         Notice: Undefined variable: in /foo/bar.php on line 4
> 
> Wouldn't it be more appropriate if the second notice was something like
> "Notice: Undefined variable: <unnamed> in /foo/bar.php on line 4"?
> 

i'd prefere to put the variable name in single quotes here
as the name actually is '' (empty string)

<?php
$foo = "";
$$foo = "hallo";
echo ${""};
?>


-- 
Hartmut Holzgraefe  <hartmut@php.net>