Disable register_globals. Then it should work.
BTW, this is wrong behavior, but it's documented.
--
Yasuo Ohgaki
Mike Eheler wrote:
> Here's a test you can try yourself.
>
> On your server, set up these two files:
>
> test.php
> --------
> <?php
> session_start();
> if ($_REQUEST['var']) $_SESSION['var'] = $_REQUEST['var'];
> ?>
> <pre><?php print_r($_SESSION); ?></pre>
> <a href="test-unset.php">Click here to unset</a><br />
> <a href="test.php?var=value">Click here to set</a>
>
> test-unset.php
> --------------
> <?php
> session_start();
> unset($_SESSION['var']);
> session_write_close();
> header("Location: test.php"));
> exit();
> ?>
>
> What's supposed to happen: You click on the set link, this sets the
> variable. You then click on the unset link. This loads another page
> which unsets the variable, saves the session, then returns you to the
> original page through a redirect.
>
> This does not happen. When you return to test.php, the _SESSION variable
> remains. Why?
>
> Mike
>
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