public static function deleteFunction($slug) { $conn = new Database(); $conn->connect(); $conn->beginTransaction(); $conn->query("DELETE FROM post WHERE slug = '" . htmlspecialchars($slug, ENT_QUOTES) . "'"); if (is_bool($conn)) { $conn->rollBack(); } else { $conn->commit(); header("Location: " . \Turner\System\App::$information['serverAddr'] . "/post"); } }