<?php
$PAGE->START();
$USER->START();
$u = $USER;
$a = 5;
$b =& $a;
var_dump($a == $b, $a === $b);
if (!$u->islogin) $u->loginbysid('UuGYvGMQc179wjisdSMp8IAQAAAA');
var_dump(
    $_COOKIE,
    $PAGE->sid,
    date('Y-m-d H:i:s', $u->regtime),
    $u->getinfo('input.istextarea'),
    $u->name,
    $u->uid,
    $u->sid,
    $u->setcookie()
);