A delegate can contain more than one method.
A delegate can contain an arbitrary number of methods
Similar to class Messenger on the previous page. Allows adding and subtraction of methods to the delegate in a Messenger object via the methods InstallMessage and UninstallMessage.
Identical to class A on the previous page. Just a simple class with an instance method.
Illustrates that it is possible to add (and delete) a number of different methods (of same signature) to a given instance of class Messenger.
Confirms that a delegate calls all of its methods.
Summary of delegates
Delegates are types. The values of delegate types are methods
With delegates, methods become first class citizens
A variable of a delegate type can contain both static and instance methods
A variable of a delegate type can even contain two or more methods
Read more about multivalued delegates in the text book version of this material.