if ($id > 1 && !isset($_SESSION['id_referer']) && $this->user->findOne($id)) {
$_SESSION['id_referer'] = $id;
}
if(isset($a) && ($a = true) == true) {
echo 'Не выполнено';
}
var_dump($a);
if(!isset($a) && ($a = true) == true) {
echo 'Не выполнено';
}
var_dump($a);
$id = 1;
if ($id > 1 && !isset($_SESSION['id_referer']) && $this->user->findOne($id)) {
$_SESSION['id_referer'] = $id;
}