Re: session_start() should not reset $_SESSIOn if it's not empty
| From: | Andrey Andreev | Date: | Fri, 28 Jul 2017 14:48:41 +0000 |
| Subject: | Re: session_start() should not reset $_SESSIOn if it's not empty | ||
| References: | 1 2 3 4 5 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-100085@lists.php.net to get a copy of this message | ||
Hi,
On Fri, Jul 28, 2017 at 5:45 PM, Sara Golemon <pollita@php.net> wrote:
>
> ftr; I'd vote in favor of several BC breaking things to do with
> autoglobals, among them:
>
> * Make them objects (though ArrayAccess based for less hostile BC breakage)
> * Make most of them read-only (offsetGet(), but no offsetSet)
> * Make $_SESSION[...] access produce an error or auto-start the session
>
> I've seen too many codebases abuse GPCER vars as a generic storage
> location because "globals are bad, but this is good because it doesn't
> include the word global". As a performance issue, the runtime has to
> assume autoglobals are inherently volatile and could change on a whim
> at any moment (much like $http_response_headers). Restricting their
> mutability would be a win. The request globals could probably also be
> optimized fairly significantly.
>
> If anyone agrees, I'm willing to RFC it. If not, I'll continue living
> with it. :D
>
Yes, please!