// Execution starts here.
static void Main()
{
BookDB bookDB = new BookDB();
// Initialize the database with some books:
AddBooks(bookDB);
// Print all the titles of paperbacks:
Console.WriteLine("Paperback Book Titles:");
// FIXME en hier is het nog eens!
// Create a new delegate object associated with the static
// method Test.PrintTitle:
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
// Get the average price of a paperback by using
// a PriceTotaller object:
PriceTotaller totaller = new PriceTotaller();
// Create a new delegate object associated with the nonstatic
// method AddBookToTotal on the object totaller:
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(totaller.AddBookToTotal));
Console.WriteLine("Average Paperback Book Price: ${0:#.##}",
totaller.AveragePrice());
}
//第 0 個參數佔 30 字元(靠右); 第 1 個參數格式化為 #.##
//{ System.Console.WriteLine("{0,30} = {1:#.##}", b.Title, b.Price); }
//http://blog.csdn.net/xrongzhen/article/details/5477075
// Execution starts here.
static void Main()
{
BookDB bookDB = new BookDB(); //為命名空間 Bookstore 之類別 BookDB 建立實體
// Initialize the database with some books:
bookDB.AddBook("The C Programming Language", "Brian W.", 19.95m, true);
bookDB.AddBook("The Unicode Standard 2.0", "The Unicode Consortium", 39.95m, true);
System.Console.WriteLine("Paperback Book Titles:");
// Create a new delegate object associated with the static
// method PrintTitle: 指向靜態方法之委派
bookDB.ProcessPaperbackBooks(PrintTitle); //書籍名稱 (逐本處理)
// Get the average price of a paperback by using a PriceTotaller object:
PriceTotaller totaller = new PriceTotaller(); //為類別 PriceTotaller 建立實體(價格加總)
// Create a new delegate object associated with the nonstatic
// method AddBookToTotal on the object totaller: 指向非靜態方法之委派
bookDB.ProcessPaperbackBooks(totaller.AddBookToTotal); //書籍加總 (逐本處理)
System.Console.WriteLine("Average Paperback Book Price: ${0:#.##}",
totaller.AveragePrice());
string nop = System.Console.ReadLine();
}
// Execution starts here.
static void Main()
{
BookDB bookDB = new BookDB(); //
// Initialize the database with some books:
AddBooks(bookDB); //添加书的方法写在最下面
// Print all the titles of paperbacks:
System.Console.WriteLine("Paperback Book Titles:");
//声明了委托类型后，必须创建委托对象并使之与特定方法关联。
//通过按下面示例中的方式将 PrintTitle 方法传递到 ProcessPaperbackBooks 方法来实现这一点
//ProcessPaperbackBooks以委托作为参数方便传入方法
bookDB.ProcessPaperbackBooks(PrintTitle); //注意这里只是方法引用赋值给委托，所以没有（）
PriceTotaller totaller = new PriceTotaller();
//ProcessPaperbackBooks（）的参数是委托类型的，传入的是totaller.AddBookToTotal方法
//通过遍历将金额相加
bookDB.ProcessPaperbackBooks(totaller.AddBookToTotal);
System.Console.WriteLine("Average Paperback Book Price: ${0:#.##}",
totaller.AveragePrice());
Console.ReadKey();
}
static void Main()
{
BookDB bookDB = new BookDB();
AddBooks(bookDB);
Console.WriteLine("paperback book titles: ");
Console.WriteLine("DELEGATE CALL 1");
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));//METODER SOM TAR EMOT BOK SOM INPARAMETER OCH RETURNERAR VOID
PriceTotaller totaller = new PriceTotaller();
Console.WriteLine("DELEGATE CALL 2");
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(totaller.AddBookToTotal));//inserting pricetotaller object into delegate that only takes book? //METODER SOM TAR EMOT BOK SOM INPARAMETER OCH RETURNERAR VOID
Console.WriteLine("Average paperback book price ${0:#.##}", totaller.AveragePrice());
Console.ReadKey();
//random test
Console.ForegroundColor = ConsoleColor.Cyan;
Console.WriteLine("_________________________");
TextAdderToBook adder = new TextAdderToBook();
bookDB.ProcessPaperbackBooks(adder.AddTextToBookTitle);
Console.ResetColor();
}
static void Main0()
{
BookDB bookDB = new BookDB();
AddBooks(bookDB);
Console.WriteLine("Paperback Book Titles:");
bookDB.ProcessPaperbackBooks(PrintTitle);
PriceTotaller totaller = new PriceTotaller();
bookDB.ProcessPaperbackBooks(totaller.AddBookToTotal);
Console.WriteLine("Average Parperback Book Price:${0:#.##}", totaller.AveragePrice());
}
public static void Main(string[] args)
{
BookDB bookDB = new BookDB();
AddBooks(bookDB);
Console.WriteLine("PaperBack Book Titles:");
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
PriceTotaller totaller = new PriceTotaller();
bookDB.ProcessPaperbackBooks(totaller.AddBookToTotal);
Console.WriteLine("Average Paperback Book Price: ${0:#.##}", totaller.AveragePrice());
Console.ReadKey();
}
static void Main()
{
BookDB bookDB = new BookDB();
AddBooks(bookDB);
Console.WriteLine("Paperback book titles:");
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
PriceTotaller totaller = new PriceTotaller();
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(totaller.AddBookToTotal));
Console.WriteLine("Average Paperback book price: {0:#.##}", totaller.AveragePrice());
}
// Execution starts here.
static void Main()
{
BookStore bookStore = new BookStore();
// Initialize the database with some books:
AddBooks(bookStore);
// Print all the titles of paperbacks:
Console.WriteLine("Paperback Book Titles:");
// Create a new delegate object associated with the static method Test.PrintTitle:
// in oudere C# versies:
// bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
bookStore.ProcessPaperbackBooks(PrintTitle);
// Get the average price of a paperback by using
// a PriceTotaller object:
PriceTotaller totaller = new PriceTotaller();
// Create a new delegate object associated with the nonstatic
// method AddBookToTotal on the object totaller:
bookStore.ProcessPaperbackBooks(totaller.AddBookToTotal);
Console.WriteLine($"Average Paperback Book Price: {totaller.AveragePrice():#.##}");
}
// 下面开始执行。
static void Main()
{
BookDB bookDB = new BookDB();
// 用一些书初始化数据库：
AddBooks(bookDB);
// 打印所有平装本的书名：
Console.WriteLine("Paperback Book Titles:");
// 创建一个与静态方法 Test.PrintTitle 关联的
// 新委托对象：
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
// 使用 PriceTotaller 对象
// 获取平装本的平均价格：
PriceTotaller totaller = new PriceTotaller();
// 创建一个与对象 totaller 的非静态方法
// AddBookToTotal 关联的新委托对象：
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(totaller.AddBookToTotal));
Console.WriteLine("Average Paperback Book Price: ${0:#.##}",
totaller.AveragePrice());
}
// Выполнение начинается здесь.
static void Main()
{
BookDB bookDB = new BookDB();
// Инициализация базы данных с использованием нескольких книг:
AddBooks(bookDB);
// Печать названий всех книг в бумажной обложке:
Console.WriteLine("Paperback Book Titles:");
// Создание нового объекта делегата, связанного со статическим
// методом Test.PrintTitle:
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
// Получение средней цены книги в бумажной обложке при помощи
// объекта PriceTotaller:
PriceTotaller totaller = new PriceTotaller();
// Создание нового объекта-делегата, связанного с нестатическим объектом
// методом AddBookToTotal объекта суммарных показателей:
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(totaller.AddBookToTotal));
Console.WriteLine("Average Paperback Book Price: ${0:#.##}",
totaller.AveragePrice());
}
// Execution starts here.
static void Main( )
{
BookDB bookDB = new BookDB( );
// Initialize the database with some books:
AddBooks( bookDB );
// Print all the titles of paperbacks:
Console.WriteLine( "Paperback Book Titles:" );
// Create a new delegate object associated with the static
// method Test.PrintTitle:
bookDB.ProcessPaperbackBooks( new ProcessBookDelegate( PrintTitle ) );
// Get the average price of a paperback by using
// a PriceTotaller object:
PriceTotaller totaller = new PriceTotaller( );
// Create a new delegate object associated with the nonstatic
// method AddBookToTotal on the object totaller:
bookDB.ProcessPaperbackBooks( new ProcessBookDelegate( totaller.AddBookToTotal ) );
Console.WriteLine( "Average Paperback Book Price: ${0:#.##}",
totaller.AveragePrice( ) );
}
static void Main() // Выполнение начинается здесь.
{
BookDB bookDB = new BookDB();
AddBooks(bookDB); // Инициализация базы данных с использованием нескольких книг:
Console.WriteLine("Paperback Book Titles:"); // Печать названий всех книг в бумажной обложке:
// Создание нового объекта делегата, связанного со статическим методом Test.PrintTitle:
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
// Получение средней цены книги в бумажной обложке при помощи объекта PriceTotaller:
PriceTotaller totaller = new PriceTotaller();
// Создание нового объекта-делегата, связанного с нестатическим объектом
// методом AddBookToTotal объекта суммарных показателей:
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(totaller.AddBookToTotal));
Console.WriteLine("Average Paperback Book Price: ${0:#.##}", totaller.AveragePrice() );
}
// 下面开始执行。
static void Main()
{
BookDB bookDB = new BookDB();
// 用一些书初始化数据库：
AddBooks(bookDB);
// 打印所有平装本的书名：
Console.WriteLine("Paperback Book Titles:");
// 创建一个与静态方法 Test.PrintTitle 关联的
// 新委托对象：
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
// 使用 PriceTotaller 对象
// 获取平装本的平均价格：
PriceTotaller totaller = new PriceTotaller();
// 创建一个与对象 totaller 的非静态方法
// AddBookToTotal 关联的新委托对象：
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(totaller.AddBookToTotal));
Console.WriteLine("Average Paperback Book Price: ${0:#.##}",
totaller.AveragePrice());
}
static void Main()
{
BookDB bookDB = new BookDB();
AddBooks(bookDB);
Console.WriteLine("Paperback Book Titles:");
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
PriceTotaller totaller = new PriceTotaller();
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(totaller.AddBookToTotal));
Console.WriteLine("Average Paperback Book Price: ${0:#.##}", totaller.AveragePrice());
Console.ReadLine();
}
