Re: Variable names and SESSION names?
[email protected] ("Christoph M. Becker")
| Newsgroups | php.general |
|---|---|
| Message-ID | <[email protected]> |
On 09.04.2021 at 00:18, Ashley Sheridan wrote: > On 08/04/2021 22:03, Tedd Sperling wrote: >> Hi Gang: >> >> It was reported to me that PHP has problems occasionally with variable >> names being the same as SESSION variable names — is that true? >> >> For example, could the following present a problem: >> >> $color = “red”; >> $_SESSION[‘color’] = $color; >> >> I had that happen well over a decade ago, but nothing recent. How >> about you guys? >> >> Thanks, >> >> Tedd >> >> Tedd Sperling >> [email protected] >> > I think that would only be a problem if register_globals was set to true > (which it isn't by default, and shouldn't ever really be these days), as > that setting basically sets the normal super globals ($_REQUEST, $_GET, > $_POST, $_SESSION, etc) values as global variables themselves. So > $_SESSION['foo'] also becomes available as $foo. The good news is that register_globals is removed as of PHP 5.4.0. -- Christoph M. Becker