function pageController($dbc) { $categoryResults = Ad::getAllCategories(); foreach ($categoryResults as $category) { $categories[] = $category['category']; } // var_dump($categories); if (isset($_GET['cat'])) { $ads = Ad::sortByCategory($_GET['cat']); } else { $ads = Ad::allAds(); } foreach ($ads as $key => $ad) { $ads[$key]['price'] = '$' . number_format($ad['price'], 2, '.', ','); } // var_dump($ads); return array('ads' => $ads, 'categories' => $categories); }