calc_bson_array_size()

template<typename BasicJsonType , typename CharType >

static std::size_t nlohmann::detail::binary_writer< BasicJsonType, CharType >::calc_bson_array_size ( const typename BasicJsonType::array_t &  value )

inlinestaticprivate

Returns

The size of the BSON-encoded array value

Definition at line 14937 of file json.hpp.

    {
        std::size_t array_index = 0ul;
        const std::size_t embedded_document_size = std::accumulate(std::begin(value), std::end(value), std::size_t(0), [&array_index](std::size_t result, const typename BasicJsonType::array_t::value_type & el)
        {
            return result + calc_bson_element_size(std::to_string(array_index++), el);
        });
        return sizeof(std::int32_t) + embedded_document_size + 1ul;
    }