System.Xml.Schema.BitSet.Set C# (CSharp) Method

        public void Set(int index) {
            int nBitSlot = Subscript(index);
            EnsureLength(nBitSlot + 1);
            bits[nBitSlot] |= (uint)1 << (index & bitSlotMask);
        }

        internal override BitSet Lastpos(int positions)
        {
            if (last == null)
            {
                last = new BitSet(positions);
                last.Set(pos);
            }

            return(last);
        }