PHP members Online

I have a member bases site where the user logs in and then session is set.
This code is in my top.php page:

PHP:

session_start();

$user = $_SESSION[‘user’];

$userid = $_SESSION[‘id’];

$dbuser = $_SESSION[‘user’];

$dbid = $_SESSION[‘id’];

I was wondering how I can run a mysql query whenever the user logs out, closes the tab or window. It should be a code that can do all these, but I am not sure how. I know the query to run when user logs out but not sure when user leaves the site by…
PHP members Online

See original post by shivampaw