variable variables in global - bug?
| From: | Greg Beaver | Date: | Wed, 02 Apr 2003 03:10:48 +0000 |
| Subject: | variable variables in global - bug? | ||
| Groups: | php.internals | ||
| Request: | Send a blank email to internals+get-580@lists.php.net to get a copy of this message | ||
Hi,
It was brought to my attention that this code is legal in PHP 4:
function foo($param = 'test')
{
global $$param;
echo $$param;
}
$test = 'bar';
foo(); // prints bar
Is this a feature or a bug? (Should we support this syntax in phpDocumentor, or might it change in php 5?)
Greg
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