C# attribute to check whether one date is earlier than the other

Question

I have a ViewModel for my MVC4 Prject containing two DateTime properties:

[Required]
[DataType(DataType.Date)]
public DateTime RentDate { get; set; }

[Required]         


        

Answer 1

Not sure of it's use in MVC/Razor, but..

You can use DateTime.Compare(t1, t2) - t1 and t2 being the times you want to compare. It will return either -1, 0 or 1 depending on what the results are.

Read more here: http://msdn.microsoft.com/en-us/library/system.datetime.compare.aspx