io.IoLexer.readHexNumber C# (CSharp) Method

        public int readHexNumber()
        {
            int read = 0;
            pushPos();

            if (readChar('0') != 0 && readCharAnyCase('x') != 0)
            {
                while (readDigits() != 0|| readCharacters() != 0)
                {
                    read ++;
                }
            }

            if (read != 0 && grabLength() != 0)
            {
                grabTokenType(IoTokenType.HEXNUMBER_TOKEN);
                popPos();
                return 1;
            }

            popPosBack();
            return 0;
        }