new Task ALI ALI :

library management system.The system should include books, authors, and a library inventory. i will use #interfaces, #traits, #classes, and #namespaces to organize and implement the functionality. #spl_autoload_register,#Parsing ,#static for count the objects at the time of creating.Store the objects in array of objects at the moment of creat new object.

Requirements Namespace: Create a base namespace called LibraryManagement.and other name spaces with the base and the name of coressponding folder. Interface (Readable): Location: LibraryManagement/Interfaces/Readable.php Methods: getTitle(), getAuthor() Trait (UniqueIdentifier): Location: LibraryManagement/Traits/UniqueIdentifier.php Property: $id Method: getId() Classes: Author: Location: LibraryManagement/Classes/Author.php Properties: name, birthdate i use the UniqueIdentifier trait. Book: Location: LibraryManagement/Classes/Book.php Implements Readable interface. Properties: title, author (type Author), publishedYear i use the UniqueIdentifier trait. LibraryInventory: Location: LibraryManagement/Classes/LibraryInventory.php Methods: addBook(Book $book), findBookById($id), listAllBooks() Autoloading: i use Composer for autoloading the classes, traits, and interfaces. Testing: i Create a test script where you create instances of Author and Book. Add books to the LibraryInventory and test the inventory methods in the Infernce file.