Return start and end of year given any year

Question

I need two or one (out) C# method that will take any datetime and return the start date of year and end date of year for that year.

Answer 1

void Dates(DateTime d, out DateTime b, out DateTime e)
{
    b = new DateTime(d.Year, 1, 1);
    e = new DateTime(d.Year, 12, 31);
}