operator double()

static System.Xml.Xsl.XPathConvert.FloatingDecimal.operator double ( FloatingDecimal dec )

inlineexplicitstatic

Definition at line 1382 of file XPathConvert.cs.

        {
            int mantissaSize = dec._mantissaSize;
            int num = dec._exponent - mantissaSize;
            double num3;
            if (mantissaSize <= 15 && num >= -22 && dec._exponent <= 37)
            {
                if (mantissaSize <= 9)
                {
                    uint num2 = 0u;
                    for (int i = 0; i < mantissaSize; i++)
                    {
                        num2 = num2 * 10 + dec[i];
                    }
                    num3 = num2;
                }
                else
                {
                    num3 = 0.0;
                    for (int j = 0; j < mantissaSize; j++)
                    {
                        num3 = num3 * 10.0 + (double)(int)dec[j];
                    }
                }
                if (num > 0)
                {
                    if (num > 22)
                    {
                        num3 *= C10toN[num - 22];
                        num3 *= C10toN[22];
                    }
                    else
                    {
                        num3 *= C10toN[num];
                    }
                }
                else if (num < 0)
                {
                    num3 /= C10toN[-num];
                }
            }
            else if (dec._exponent >= 310)
            {
                num3 = double.PositiveInfinity;
            }
            else if (dec._exponent <= -325)
            {
                num3 = 0.0;
            }
            else
            {
                BigNumber bigNumber = new BigNumber(dec);
                if (bigNumber.Error == 0)
                {
                    num3 = (double)bigNumber;
                }
                else
                {
                    BigNumber bigNumber2 = bigNumber;
                    bigNumber2.MakeUpperBound();
                    BigNumber bigNumber3 = bigNumber;
                    bigNumber3.MakeLowerBound();
                    num3 = (double)bigNumber2;
                    double num4 = (double)bigNumber3;
                    if (num3 != num4)
                    {
                        num3 = dec.AdjustDbl((double)bigNumber);
                    }
                }
            }
            if (dec._sign >= 0)
            {
                return num3;
            }
            return 0.0 - num3;
        }

References System.Xml.Xsl.XPathConvert.C10toN, System.Xml.Dictionary, System.Xml.Xsl.XPathConvert.BigNumber.MakeLowerBound(), and System.Xml.Xsl.XPathConvert.BigNumber.MakeUpperBound().