internal static unsafe bool TryParseSingle(string value, NumberStyles options, NumberFormatInfo numfmt, out float result)
{
byte * stackBuffer = stackalloc byte[1 * 0x72];
NumberBuffer number = new NumberBuffer(stackBuffer);
result = 0f;
double num = 0.0;
if (!TryStringToNumber(value, options, ref number, numfmt, false))
{
return(false);
}
if (!NumberBufferToDouble(number.PackForNative(), ref num))
{
return(false);
}
float f = (float)num;
if (float.IsInfinity(f))
{
return(false);
}
result = f;
return(true);
}
internal static unsafe double ParseDouble(string value, NumberStyles options, NumberFormatInfo numfmt)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
byte * stackBuffer = stackalloc byte[0x72];
NumberBuffer number = new NumberBuffer(stackBuffer);
double num = 0.0;
if (!TryStringToNumber(value, options, ref number, numfmt, false))
{
string str = value.Trim();
if (str.Equals(numfmt.PositiveInfinitySymbol))
{
return(double.PositiveInfinity);
}
if (str.Equals(numfmt.NegativeInfinitySymbol))
{
return(double.NegativeInfinity);
}
if (!str.Equals(numfmt.NaNSymbol))
{
throw new FormatException(Environment.GetResourceString("Format_InvalidString"));
}
return(double.NaN);
}
if (!NumberBufferToDouble(number.PackForNative(), ref num))
{
throw new OverflowException(Environment.GetResourceString("Overflow_Double"));
}
return(num);
}
internal static unsafe double ParseDouble(string value, NumberStyles options, NumberFormatInfo numfmt)
{
byte * stackBuffer = stackalloc byte[1 * 0x72];
NumberBuffer number = new NumberBuffer(stackBuffer);
double num = 0.0;
StringToNumber(value, options, ref number, numfmt, false);
if (!NumberBufferToDouble(number.PackForNative(), ref num))
{
throw new OverflowException(Environment.GetResourceString("Overflow_Double"));
}
return(num);
}
internal static unsafe decimal ParseDecimal(string value, NumberStyles options, NumberFormatInfo numfmt)
{
byte * stackBuffer = stackalloc byte[0x72];
NumberBuffer number = new NumberBuffer(stackBuffer);
decimal num = 0M;
StringToNumber(value, options, ref number, numfmt, true);
if (!NumberBufferToDecimal(number.PackForNative(), ref num))
{
throw new OverflowException(Environment.GetResourceString("Overflow_Decimal"));
}
return(num);
}
internal static unsafe bool TryParseDouble(string value, NumberStyles options, NumberFormatInfo numfmt, out double result)
{
byte * stackBuffer = stackalloc byte[1 * 0x72];
NumberBuffer number = new NumberBuffer(stackBuffer);
result = 0.0;
if (!TryStringToNumber(value, options, ref number, numfmt, false))
{
return(false);
}
if (!NumberBufferToDouble(number.PackForNative(), ref result))
{
return(false);
}
return(true);
}
