public static decimal?ToDecimalFraction <T>(this T?percentage, PercentageRange range)
where T : struct
{
if (!percentage.HasValue)
{
return(null);
}
return(ToDecimalFraction(percentage.Value, range));
}
public static double ToFraction <T>(this T percentage, PercentageRange range = PercentageRange.RangeZeroToHunderd)
where T : struct
{
try
{
double p = (double)Convert.ChangeType(percentage, typeof(double));
if (range == PercentageRange.RangeZeroToHunderd)
{
return(p / 100d);
}
return(p);
}
catch (Exception ex)
{
throw new InvalidCastException(null, ex);
}
}
