Re: Updating Sessions
| From: | CC Zona | Date: | Fri, 13 Apr 2001 20:56:03 +0000 |
| Subject: | Re: Updating Sessions | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-48484@lists.php.net to get a copy of this message | ||
In article <01041321314700.01991@localhost>,
jord.elver@virginnet.co.uk (Jordan Elver) wrote:
> Hi,
> I've got a multi page form and I'm using sessions to keep track of all the
> variables between the pages. SO I fill in page one of the form and add the
> variables to a session. Then I can go on completeing the rest etc.
>
> My problem is that I want my users to be able to go back to the pages they
> have already visited and edit the data (in the form) and then undate the
> variables in the session. But I can't update the session, so I thought if I
> called session_unregister and then session_register again then that would
> work, but it doesn't?
Just change the variable's value. For instance:
//$sess_var="old_val"
if($update==TRUE)
{
$sess_var="new_val";
echo $sess_var //"new_val"
}
else
{
echo $sess_var //"old_val"
}
--
CC