# store entry time to session
$_SESSION['entry_time'] = time();

# checking if session expired
if((time() - $_SESSION['entry_time']) > 3600)  #session expired after 1 hour
{
  header('login.php');
  exit;
}

-afan


> Hi all.
>
> I have users log into my site to perform certain actions. However, I
> want to create a timed session so that it automatically logs them out
> after a certain amount of time. I am using
> `session_set_cookie_params()` to create the amount of available time
> that the user is logged in.
>
> But my question is: how do I test to see if the session has timed out?
> Once the session time has elapsed, are the $_SESSION variables
> automatically destroyed or what?
>
> Thanks in advance,
> ~Philip
>
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