nullopt

nullopt_t fl::nullopt {}

constexpr

Definition at line 13 of file optional.h.

{};

Referenced by fl::spi::Transaction::Impl::Impl(), fl::Server::Server(), fl::task::TimeTask::TimeTask(), fl::json_value::as_bool(), fl::json_value::as_bool(), fl::json_value::as_double(), fl::json::as_float(), fl::json_value::as_float(), fl::json_value::as_float(), fl::json::as_impl(), fl::json::as_int(), fl::json_value::as_int(), fl::json_value::as_int(), fl::json_value::as_string(), fl::json_value::as_string(), fl::spi::Device::begin(), fl::spi::MultiLaneDevice::begin(), fl::spi::ParallelDevice::begin(), fl::json_value::clone_array(), fl::json::clone_object(), fl::json_value::clone_object(), createSerialRequestSource(), fl::JpegDecoder::decode(), fl::HttpRequestParser::findCRLF(), fl::HttpResponseParser::findCRLF(), fl::json_value::get(), fl::json_value::get(), fl::net::http::Response::get_header(), fl::HttpRequestParser::getHeader(), fl::HttpResponseParser::getHeader(), fl::Rpc::handle_maybe(), fl::asio::http::Request::header(), fl::asio::http::Request::query(), readLine(), fl::net::http::HttpStreamTransport::readRequest(), readSerialLine(), readSerialStringUntil(), fl::spi::Device::setClockSpeed(), fl::WLED::stubRequestSource(), fl::spi::Device::transmit(), fl::json::try_as(), and fl::spi::Transaction::wait().