what does $$ mean?
| From: | Ed Lazor | Date: | Mon, 05 Mar 2001 04:09:05 +0000 |
| Subject: | what does $$ mean? | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-42568@lists.php.net to get a copy of this message | ||
I'm studying some code from the net and was kinda curious. There are places where it references variables like this:
$$testvar
What's the difference between that and
$testvar
?
-Ed