问在C#中将双精度数转换为十六进制

EN

    double d = 12.09;
    Console.WriteLine("Double value: " + d.ToString());
    byte[] bytes = BitConverter.GetBytes(d);
    Console.WriteLine("Byte array value:");
    Console.WriteLine(BitConverter.ToString(bytes));

0.1 * 16
= 1.6

0.6 * 16 = 9.6

0.6 * 16 = 9.6

static void Main(string[] args)
{
    Console.WriteLine(Base16(135.34375, 10));
    Console.ReadLine();
}

private static string Base16(double number, int fractionalDigits)
{
    return Base(number, fractionalDigits, new char[]{
        '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
        'A', 'B', 'C', 'D', 'E', 'F' });
}

private static string Base(double number, int fractionalDigits, params char[] characters)
{
    int radix = characters.Length;
    StringBuilder sb = new StringBuilder();

    // The 'whole' part of the number.
    long whole = (long)Math.Floor(number);
    while (whole > 1)
    {
        sb.Insert(0, characters[whole % radix]);
        whole = whole / radix;
    }

    // The fractional part of the number.
    double remainder = number % 1;
    if (remainder > Double.Epsilon || remainder < -Double.Epsilon)
    {
        sb.Append('.');

        double nv;
        for (int i = 0; i < fractionalDigits; i++)
        {
            nv = remainder * radix;
            if (remainder < Double.Epsilon && remainder > -Double.Epsilon)
                break;
            sb.Append(characters[(int)Math.Floor(nv)]);
            remainder = nv % 1;
        }
    }

    return sb.ToString();
}