public static ulong convert(string numStr, byte orgSys)
{
ulong result = 0;
for (int i = 0; i < numStr.Length; i++)
{
result = result * orgSys + (ulong)(Digits.Dec(numStr.ElementAt(i)));
}
return(result);
}
public static string convert(ulong numDec, byte dstSys)
{
Stack <char> digitCharStack = new Stack <char>();
ulong quotient = numDec;
byte remainder = 0;
while (quotient != 0)
{
remainder = (byte)(quotient % dstSys);
quotient = quotient / dstSys;
digitCharStack.Push(Digits.Any(remainder));
}
StringBuilder stringBuilder = new StringBuilder(digitCharStack.Count);
while (digitCharStack.Count > 0)
{
stringBuilder.Append(digitCharStack.Pop());
}
return(stringBuilder.ToString());
}
public static string convert(string numStr, char orgSys, char dstSys)
{
return(convert(numStr, (byte)(Digits.Dec(orgSys) + 1), (byte)(Digits.Dec(dstSys) + 1)));
}