JW/EMIS.ViewModel/StartEndTimeView.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace EMIS.ViewModel
{
    public class StartEndTimeView
    {
        public DateTime? StartTime { get; set; }

        public DateTime? EndTime { get; set; }

        public bool IsOverlap(DateTime startTime, DateTime endTime)
        {
            if (StartTime <= endTime && EndTime >= startTime)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
    }
}