How exactly do “Objects communicate with each other by passing messages”?

Question

In several introductory texts on Object-oriented programming, I\'ve come across the above statement.

From wikipedia, \"In OOP, each object is capable of receivi

Answer 1

What you have posted will not compile in any oop language, as methodB does not belong to object A and methodA doesn't belong to object B.

If you called the correct method, then both of these are message passing by object C:

a.methodA();
b.methodB();

From wikipedia:

The process by which an object sends data to another object or asks the other object to invoke a method.