System.Globalization.FormatProvider.Number.FormatGeneral C# (CSharp) Method

            private static unsafe void FormatGeneral(StringBuilder sb, NumberBuffer number, int nMinDigits, int nMaxDigits, NumberFormatInfo info, char expChar, bool bSuppressScientific)
            {
                int digPos = number.scale;
                bool scientific = false;

                if (!bSuppressScientific)
                {
                    // Don't switch to scientific notation
                    if (digPos > nMaxDigits || digPos < -3)
                    {
                        digPos = 1;
                        scientific = true;
                    }
                }

                char* dig = number.digits;

                if (digPos > 0)
                {
                    do
                    {
                        sb.Append((*dig != 0) ? *dig++ : '0');
                    } while (--digPos > 0);
                }
                else
                {
                    sb.Append('0');
                }

                if (*dig != 0 || digPos < 0)
                {
                    sb.Append(info.NumberDecimalSeparator);

                    while (digPos < 0)
                    {
                        sb.Append('0');
                        digPos++;
                    }

                    while (*dig != 0)
                        sb.Append(*dig++);
                }

                if (scientific)
                    FormatExponent(sb, info, number.scale - 1, expChar, 2, true);
            }