Question

Having the following class definition inside the function, what will be printed by the following code?

#include 

int main() {
  typedef class A {
  public:
    A() { std::cout << "A()"; }
    ~A() { std::cout << "~A()"; }
  } a;
}

Cosmo · Accepted Answer

This is a normal definition of the class type inside a function.

Cosmo · Accepted Answer

nothing will be printed

Cosmo · Answer

compilation error: class can not be defined within functions

Cosmo · Answer

compilation error: missing 'return 0;' at the end of main ()

Cosmo · Answer

runtime error: missing 'return 0;' at the end of main ()

Cosmo · Answer

A()

Cosmo · Answer

A()~A()

Cosmo · Answer

compilation error: typedef before the class definition can't be used