friend

Question

is this 'obj' keyword? It has not declared yet...

Answer 1

"MyClass obj" is practicly the same as "int a"
You can write everything instead of 'obj'.
Examples:
MyClass a, MyClass b, MyClass hello
The name is just like a "variable" name but in this case it's an "object" name. (That's why they chose 'obj'->"object")

Answer 2

Obj is not a predefined keyword . Explain your question in detail wht u want to ask

Answer 3

I am talking about code in lesson friend second page

Answer 4

https://www.sololearn.com/learn/CPlusPlus/1899/

Answer 5

Its just variable name
"MyClass &obj" in this case is same as "int &a" in some other...