public int CompareTo(Racer other)
{
int compare = LastName?.CompareTo(other?.LastName) ?? -1;
if (compare == 0)
{
return(FirstName?.CompareTo(other?.FirstName) ?? -1);
}
return(compare);
}
public int CompareTo([AllowNull] Racer other)
{
//先比较LastName
int compare = LastName?.CompareTo(other?.LastName) ?? -1;
//如果LastName相同就比较FirstName
if (compare == 0)
{
return(FirstName?.CompareTo(other?.FirstName) ?? -1);
}
return(compare);
}
public int CompareTo(object obj)
{
if (!(obj is Student st))
{
return(0);
}
var firstCompare = FirstName?.CompareTo(st.FirstName) ?? 0;
if (firstCompare != 0)
{
return(firstCompare);
}
var secondCompare = NumberCard.CompareTo(st.NumberCard);
return(secondCompare == 0 ? DOB.CompareTo(st.DOB) : secondCompare);
}
/// <summary>Compares to.</summary>
/// <param name="other">The other.</param>
/// <returns>System.Int32.</returns>
public int CompareTo(PersonFixed other)
{
if (other == null)
{
return(1);
}
int result = 0;
result = Address1.CompareTo(other.Address1);
if (result != 0)
{
return(result);
}
result = Address2.CompareTo(other.Address2);
if (result != 0)
{
return(result);
}
result = BornOn.CompareTo(other.BornOn);
if (result != 0)
{
return(result);
}
result = CellPhone.CompareTo(other.CellPhone);
if (result != 0)
{
return(result);
}
result = City.CompareTo(other.City);
if (result != 0)
{
return(result);
}
result = Country.CompareTo(other.Country);
if (result != 0)
{
return(result);
}
result = Email.CompareTo(other.Email);
if (result != 0)
{
return(result);
}
result = FirstName.CompareTo(other.FirstName);
if (result != 0)
{
return(result);
}
result = HomePhone.CompareTo(other.HomePhone);
if (result != 0)
{
return(result);
}
result = Id.CompareTo(other.Id);
if (result != 0)
{
return(result);
}
result = LastName.CompareTo(other.LastName);
if (result != 0)
{
return(result);
}
result = PostalCode.CompareTo(other.PostalCode);
if (result != 0)
{
return(result);
}
return(result);
}
/// <summary>
/// Compares a person with another one.
/// </summary>
/// <param name="other">Other person to compare to.</param>
/// <returns>-1 if the first name of the current person comes before the other person's, 0 if it's equal and 1 if it comes after</returns>
public int CompareTo(Person other)
{
return(FirstName.CompareTo(other.FirstName));
}
public int CompareTo(Object obj)
{
Employee emp = (Employee)obj;
return(FirstName.CompareTo(emp.FirstName));
}
public int CompareTo(ClubMember other)
{
return(FirstName.CompareTo(other.FirstName));
}
public int Compare(Person left, Person right) => .FirstName.CompareTo(right.FirstName);
public int CompareTo(UserProfile other)
{
return(FirstName.CompareTo(other.FirstName) == 0 ? LastName.CompareTo(other.LastName) : FirstName.CompareTo(other.FirstName));
}
public int CompareTo(PersonalDetails comparePersonalDetails) => comparePersonalDetails == null ? 1 : FirstName.CompareTo(comparePersonalDetails.FirstName);
public int CompareTo(Employee other)
{
return(FirstName.CompareTo(other.FirstName));
}
public int CompareTo(Name name)
{
return(this.Surname.Equals(name.Surname) ?
FirstName.CompareTo(name.FirstName) : Surname.CompareTo(name.Surname));
}
int IComparable <Person> .CompareTo(Person other)
{
return(FirstName.CompareTo(other.FirstName));
}
public int CompareTo(object obj)
{
Player that = (Player)obj;
return(PreferredPosition.CompareTo(that.PreferredPosition) + FirstName.CompareTo(that.FirstName));
}