false, "result" => "" ]; if ($_SERVER["REQUEST_METHOD"] === "POST") { $text = $_POST['text'] ?? ""; $mode = $_POST['mode'] ?? ""; if ($mode === "encrypt") { $response["result"] = encriptar($text, $tablaEncriptacion); $response["success"] = true; } elseif ($mode === "decrypt") { $response["result"] = desencriptar($text, $tablaDesencriptacion); $response["success"] = true; } } echo json_encode($response);