require 'CheckSession.php';
session_start();
date_default_timezone_set('Asia/Jakarta');

// remove a session that not active more than 2 minutes
CheckSession::removeSession(2);

// check if session is full
// only 2 allowed
if(CheckSession::isFull(2)){
    echo "Sorry, the user has full";
}else{
    $_SESSION['user'] = rand(1, 10);
}

// user is login? 
if(isset($_SESSION['user'])){
    echo 'User has login';
    echo '
';
    echo CheckSession::countSession();
    echo '
';
}