Method empty

Fleece/Support/Bitmap.hh:68–68

True if no bits are 1 */

        /** True if no bits are 1 */
        bool empty() const                      {return _bits == 0;}

        /** True if the bit at index `bitNo` (with 0 being the LSB) is 1. */
        bool containsBit(unsigned bitNo) const    {return (_bits & mask(bitNo)) != 0;}