// Function to close queries and database connection function closeDatabase($resultSets, $connection) { try { // Free result sets if (is_array($resultSets)) { foreach ($resultSets as $resultSet) { if ($resultSet) { mysqli_free_result($resultSet); } } } // Close the database connection if ($connection) { mysqli_close($connection); } echo "All queries and connections closed successfully."; } catch (Exception $e) { echo "Error closing database resources: " . $e->getMessage(); } }