Peg.Base.PegCharParser.NotOneOf C# (CSharp) Method

        public bool NotOneOf(string s)
        {
            if (pos_ < srcLen_)
            {
                if (s.IndexOf(src_[pos_]) == -1)
                {
                    ++pos_;
                    return true;
                }
            }
            return false;
        }
        public bool OneOf(OptimizedCharset cset)