Private static c++

#ifndef Foo_h
#define Foo_h

class Foo
{
  static const int a = 42; // OK
  static const int b {7};  // OK
  //static int x = 42; // ISO C++ forbids in-class initialization of non-const static member 'Foo::x'
  //static int y {7};  // ISO C++ forbids in-class initialization of non-const static member 'Foo::x'
  static int x;
  static int y;
  int m = 42;
  int n {7};
};

// Foo::x = 42;  // error: 'int Foo::x' is private
int Foo::x = 42; // OK in Foo.h if included in only one  *.cpp -> *.o file!
int Foo::y {7};  // OK

// int Foo::y {7};  // error: redefinition of 'int Foo::y'
   // ONLY if the compiler can see both declarations at the same time it, 
   // OTHERWISE you get a linker error

#endif // Foo_h

Source: stackoverflow.com

Private static c++

class foo
{
    private:
        static int const i = 42;
};

Source: stackoverflow.com

Similar codes

1 vote199 views1 answer
Collections c# vs c++
C++
0 vote214 views1 answer
Cpp full form
C++
0 vote224 views1 answer
Cuda atomic swap
C++
0 vote210 views1 answer
What is the "-->" operator in C/C++?
C++
1 vote189 views1 answer
C++ ::
C++
0 vote204 views1 answer
Access part of string in c++
C++
0 vote211 views2 answers
Sort using comparator anonymous function c++
C++
0 vote200 views1 answer
Give an algorithm for finding the ith-to-last node in a singly linked list in which the last node is indicated by a null next reference.
C++
0 vote214 views4 answers
Define for loop c++
C++
10 votes197 views3 answers
C++ int to char*
C++