Why the sizeof empty class is always 1?

Question

sizeof empty class is 1 in c++

Answer 1

Pointing to the class, compiler needs to know the right address and it just cannot be 0. It is the C++ standard about Classes. If u ask me deeply how the mechanism is working, unfortunately can't help you sir.

Answer 2

size 0 is not allowed because of the memory adressing

Answer 3

got it sir
tysm

Answer 4

can u please explain in detail?how it will happen?