Decorator Design Pattern

Get the Cheat Sheet: Best Design Patterns Book : Welcome to my Decorator Design Pattern Tutorial. The Decorator allows you to modify an object dynamically. You would use it when you want the capabilities of inheritance with subclasses, but you need to add functionality at run time. It is more flexible than inheritance. The Decorator Design Pattern simplifies code because you add functionality using many simple classes. Also, rather than rewrite old code you can ex