Function parse

deps/json/json.hpp:23257–23265

    JSON_HEDLEY_WARN_UNUSED_RESULT
    JSON_HEDLEY_DEPRECATED_FOR(3.8.0, parse(ptr, ptr + len))
    static basic_json parse(detail::span_input_adapter&& i,
                            const parser_callback_t cb = nullptr,
                            const bool allow_exceptions = true,
                            const bool ignore_comments = false)
    {
        basic_json result;
        parser(i.get(), cb, allow_exceptions, ignore_comments).parse(true, result);
        return result;
    }

    /// @brief check if the input is valid JSON
    /// @sa https://json.nlohmann.me/api/basic_json/accept/