Symfony Doctrine find to get Object

actions.class.php

public function executeZzz() {
$t = Doctrine::getTable('News');
$b = $t->find(2);
$a = $t->findByTitle('Tin bài số 2 từ Thông tấn xã')->getFirst();

$this->a = $a;
$this->b = $b;
}


zzzSuccess.php

<?php
if (is_object($a)) {
echo $a->title;
echo $a['title'];
echo $a->getTitle();
}