prepare("SELECT month_date, category, amount FROM pf_savings WHERE owner = ? ORDER BY month_date DESC"); $stmt->execute([$currentOwner]); $rows = $stmt->fetchAll(PDO::FETCH_ASSOC); $data = []; $months = []; $allCategories = []; foreach ($rows as $row) { $m = $row['month_date']; $cat = $row['category']; $val = $row['amount']; $data[$m][$cat] = $val; if (!in_array($m, $months)) $months[] = $m; if ($cat !== 'TOTAL_BANQUE' && !in_array($cat, $allCategories)) $allCategories[] = $cat; } $months = array_slice($months, 0, 7); // 7 derniers mois sort($allCategories); ?>