System.Text.RegularExpressions.RegexInterpreter.Forwardcharnext C# (CSharp) Method

        private char Forwardcharnext()
        {
            char ch = (_rightToLeft ? runtext[--runtextpos] : runtext[runtextpos++]);

            return (_caseInsensitive ? _culture.TextInfo.ToLower(ch) : ch);
        }