public void UpdateBook(Book book)
{
foreach (Book b in books)
{
if (ReferenceEquals(b, book))
{
b.Title = book.Title;
b.Author = book.Author;
b.ReleaseDate = book.ReleaseDate;
b.Genre = book.Genre;
}
}
foreach (Book b in books)
{
Console.WriteLine(b.Title + b.Author + b.Genre);
}
UpdateBookEvent?.Invoke(book);
}
public void UpdateBook(Book book)
{
UpdateBookEvent?.Invoke(book);
}