Go’s approach to Object Go is a fairly simplistic language and doesn’t come with inbuilt classes and other features that most object oriented programming languages have. It gives you building blocks in the form of structs and it’s upto programmer to design the abstraction around it. There is no inheritence - Go takes a very strong stance on composition over inheritence camp. (even other languages have practitioners who preach composition over inheritence but it’s not strictly enforced).

OOP is all about Encapsulation Yes, that’s right. Object Oriented Programming aims to encapsulate properties and methods into a consolidated object so that’s operations can be carried out on the object. The whole aim was to move from procedural functions which were not easy to reason about and prove correctness. But this principle often gets violated and people write procedural code using objects. Classic Example is: class Rectangle { private Long length; private Long breadth; //gettters //setters //constructors } And caller calculates area by: