How can I create an optional DateTime parameter?

Question

I have this function that returns a reference type. Now, this function has two optional parameters both of which are instances of the DateTime class. The function i

Answer 1

The only way would be to do it like this (a bit more code, but it gives you optional args):

public DateTime GetDate(DateTime? start = null, DateTime? end = null)
{
    // Method body...
    if(start == null)
    {
      start = DateTime.MinValue;
    }

    //same for end
}