public int Count(DateTimeUnitEnums unit)
{
var nb = 0;
DateTime iterator = StartDate;
while (iterator <= EndDate)
{
nb++;
if (unit == DateTimeUnitEnums.Months)
{
iterator = iterator.AddMonths(1);
}
else
{
iterator = iterator.AddYears(1);
}
}
return(nb);
}
public Interval(DateTime baseDate, DateTimeUnitEnums unit, int nb)
{
DateTime baseStartDate;
if (unit == DateTimeUnitEnums.Months)
{
baseStartDate = baseDate.AddMonths(-nb);
}
else
{
baseStartDate = baseDate.AddYears(-nb);
}
// First date of the month
this.StartDate = new DateTime(baseStartDate.Year, baseStartDate.Month, 1);
// Last date of the month
this.EndDate = new DateTime(baseDate.Year, baseDate.Month, 1).AddDays(-1);
}