// Execution starts here.
static void Main()
{
BookDB bookDB = new BookDB();
// Initialize the database with some books:
AddBooks(bookDB);
// Print all the titles of paperbacks:
System.Console.WriteLine("Paperback Book Titles:");
// Create a new delegate object associated with the static
// method Test.PrintTitle:
bookDB.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:
bookDB.ProcessPaperbackBooks(totaller.AddBookToTotal);
System.Console.WriteLine("Average Paperback Book Price: ${0:#.##}",
totaller.AveragePrice());
Console.ReadLine();
}
static void AddBooks(BookDB bookDB)
{
bookDB.AddBook("The C Programming Language", "Brian W. Kernighan and Dennis M. Ritchie", 19.95m, true);
bookDB.AddBook("The Unicode Standard 2.0", "The Unicode Consortium", 39.95m, true);
bookDB.AddBook("The MS-DOS Encyclopedia", "Ray Duncan", 129.95m, false);
bookDB.AddBook("Dogbert's Clues for the Clueless", "Scott Adams", 12.00m, true);
}
// Initialize the book database with some test books:
static void AddBooks(BookDB bookDB)
{
bookDB.AddBook("The C Programming Language", "Brian W. Kernighan and Dennis M. Ritchie", 19.95m, true);
bookDB.AddBook("The Unicode Standard 2.0", "The Unicode Consortium", 39.95m, true);
bookDB.AddBook("The MS-DOS Encyclopedia", "Ray Duncan", 129.95m, false);
bookDB.AddBook("Dogbert's Clues for the Clueless", "Scott Adams", 12.00m, true);
bookDB.AddBook("Learning to Indent Your F*****g Code", "The BoogyMan", 12.00m, true);
}
static void Main(string[] args)
{
Console.WriteLine("Available Books : ");
var bookdb = new BookDB();
bookdb.AddBook("Jungle Book", 6.5m, true);
bookdb.AddBook("Soft Computing", 99.99m, false);
bookdb.AddBook("The Greate Escape", 8.9m, true);
bookdb.AddBook("World War II", 55.2m, true);
bookdb.ProcessPaperbackBook(PrintTitle);
Console.ReadKey();
}
static void Main(string[] args)
{
BookDB bookDB = new BookDB();
AddBooks(bookDB);
PriceTotaller totaller = new PriceTotaller();
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(totaller.AddBookToTotal));
Console.WriteLine("Average Paperback Book Price: ${0:#.##}", totaller.AveragePrice());
Console.ReadLine();
//Output
//Paperback Book Titles:
//The C Programming Language
//The Unicode Standard 2.0
//Dogbert's Clues for the Clueless
//Average Paperback Book Price: $23.97
}
static void Main(string[] args)
{
BookDB bookDB = new BookDB();
AddBooks(bookDB);
PriceTotaller totaller = new PriceTotaller();
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(PrintTitle));
bookDB.ProcessPaperbackBooks(new ProcessBookDelegate(totaller.AddBookToTotal));
Console.WriteLine("Average Paperback Book Price: ${0:#.##}", totaller.AveragePrice());
Console.ReadLine();
//Output
//Paperback Book Titles:
//The C Programming Language
//The Unicode Standard 2.0
//Dogbert's Clues for the Clueless
//Average Paperback Book Price: $23.97
}