/// <summary>
 /// Удаляет работника из коллекции
 /// </summary>
 /// <param name="selEmployee"></param>
 public void DelEmp(Employee selEmployee)
 {
     if (DbEmployees.Count == 0) return;
     if (!DbEmployees.Contains(selEmployee)) return;
     //DbEmployees.RemoveAt(id);
     DbEmployees.Remove(selEmployee);
 }
 /// <summary>
 /// Удаляет работника из коллекции
 /// </summary>
 /// <param name="selEmployee"></param>
 public void DelEmp(Employee selEmployee)
 {
     if (DbEmployees.Count == 0)
     {
         return;
     }
     if (!DbEmployees.Contains(selEmployee))
     {
         return;
     }
     DbEmployees.Remove(selEmployee);
 }