Pchp.Library.PerlRegex.Match.AddMatch C# (CSharp) Method

        internal virtual void AddMatch(int cap, int start, int len)
        {
            int capcount;

            if (_matches[cap] == null)
                _matches[cap] = new int[2];

            capcount = _matchcount[cap];

            if (capcount * 2 + 2 > _matches[cap].Length)
            {
                int[] oldmatches = _matches[cap];
                int[] newmatches = new int[capcount * 8];
                for (int j = 0; j < capcount * 2; j++)
                    newmatches[j] = oldmatches[j];
                _matches[cap] = newmatches;
            }

            _matches[cap][capcount * 2] = start;
            _matches[cap][capcount * 2 + 1] = len;
            _matchcount[cap] = capcount + 1;
        }