Method is_set

library/include/BitArray.h:156–165

        }

        bool is_set (T index) const
        {
            size_type byte = index / 8;
            if(byte < _size)
            {
                uint8_t bit = 1 << (index % 8);
                return bit & _bits[byte];
            }
            else return false;
        }

        /// WARNING: this can truncate long bit arrays
        template <typename I = uint32_t>