public int CompareTo(object obj)
{
if (obj == null)
{
return(1);
}
var otherOrder = obj as Order;
return(OrderID.CompareTo(otherOrder.OrderID));
}
public int CompareTo(OrderDetail other)
{
if (other == null)
{
return(1);
}
var comp1 = OrderID.CompareTo(other.OrderID);
return(comp1 == 0
? ProductID.CompareTo(other.ProductID)
: comp1);
}
/// <summary>
/// Compares this instance to a specified Order and returns an indication
/// of their relative values.
/// </summary>
///
/// <param name="obj">
/// The Order to compare with this instance.
/// </param>
///
/// <returns>
/// A 32-bit signed integer that indicates whether this instance precedes, follows,
/// or appears in the same position in the sort order as the value parameter.Value
/// Condition Less than zero This instance precedes obj. Zero This instance has
/// the same position in the sort order as obj. Greater than zero This instance
/// follows obj.-or- obj is null.
///</returns>
public int CompareTo(object obj)
{
return(OrderID.CompareTo(((Order)obj).OrderID));
}
