示例#1
0
        public int CompareTo(BookBLL other)
        {
            int output = Title.CompareTo(other.Title);

            if (output == 0)
            {
                return(ISBN.CompareTo(other.ISBN));
            }
            return(output);
        }
示例#2
0
 // IComparable<Book> compare book ISBN
 public int CompareTo(Book other) => ISBN.CompareTo(other.ISBN);