Re: Are $_* always global
| From: | Stefan Neufeind | Date: | Mon, 22 Sep 2003 14:53:25 +0000 |
| Subject: | Re: Are $_* always global | ||
| References: | 1 | Groups: | php.pear.general |
| Request: | Send a blank email to pear-general+get-7972@lists.php.net to get a copy of this message | ||
On 22 Sep 2003 at 11:42, Martin Marques wrote:
> If I have a function and want to access data in $_SESSION or $_GET, do
> I have to pass it as an argument or make it global? I thought I had
> to, but just tried with a small example, doing a var_dump($_SERVER)
> inside a function without defineing it as GROBAL and it have me the
> information of the $_SERVER array.
They are superglobal - meaning: always global. Can also be found in
the docs on php.net. These were added since they are commonly used /
needed.
Stefan