| private static HexNumberToInt64 ( NumberBuffer &number, Int64 &value ) : Boolean | ||
| number | NumberBuffer | |
| value | Int64 | |
| return | Boolean | |
internal static unsafe long ParseInt64(string value, NumberStyles options, NumberFormatInfo numfmt)
{
byte *stackBuffer = stackalloc byte[Number.NumberBuffer.NumberBufferBytes];
Number.NumberBuffer number = new Number.NumberBuffer(stackBuffer);
long num = 0;
Number.StringToNumber(value, options, ref number, numfmt, false);
if ((options & NumberStyles.AllowHexSpecifier) != NumberStyles.None)
{
if (!Number.HexNumberToInt64(ref number, ref num))
{
throw new OverflowException(Environment.GetResourceString("Overflow_Int64"));
}
}
else if (!Number.NumberToInt64(ref number, ref num))
{
throw new OverflowException(Environment.GetResourceString("Overflow_Int64"));
}
return(num);
}
internal unsafe static long ParseInt64(string value, NumberStyles options, NumberFormatInfo numfmt)
{
byte *stackBuffer = stackalloc byte[checked (unchecked ((UIntPtr)Number.NumberBuffer.NumberBufferBytes) * 1)];
Number.NumberBuffer numberBuffer = new Number.NumberBuffer(stackBuffer);
long result = 0L;
Number.StringToNumber(value, options, ref numberBuffer, numfmt, false);
if ((options & NumberStyles.AllowHexSpecifier) != NumberStyles.None)
{
if (!Number.HexNumberToInt64(ref numberBuffer, ref result))
{
throw new OverflowException(Environment.GetResourceString("Overflow_Int64"));
}
}
else if (!Number.NumberToInt64(ref numberBuffer, ref result))
{
throw new OverflowException(Environment.GetResourceString("Overflow_Int64"));
}
return(result);
}
internal static unsafe bool TryParseInt64(string s, NumberStyles style, NumberFormatInfo info, out long result)
{
byte *stackBuffer = stackalloc byte[Number.NumberBuffer.NumberBufferBytes];
Number.NumberBuffer number = new Number.NumberBuffer(stackBuffer);
result = 0L;
if (!Number.TryStringToNumber(s, style, ref number, info, false))
{
return(false);
}
if ((style & NumberStyles.AllowHexSpecifier) != NumberStyles.None)
{
if (!Number.HexNumberToInt64(ref number, ref result))
{
return(false);
}
}
else if (!Number.NumberToInt64(ref number, ref result))
{
return(false);
}
return(true);
}
