Static member functions: 'preinitialize' private static data : Static « Language « C++

1. C++
2. Language
3. Static

Static member functions: 'preinitialize' private static data

#include <iostream>
using namespace std;
class static_type {
  static int i;
public:
  static void init(int x) {
     i = x;
  }
  void show() {
     cout << i;
  }
};
int static_type::i;
int main()
{
  
  static_type::init(100);   // init static data before object creation
  static_type x;
  x.show(); 
  return 0;
}


           
       

Related examples in the same category

1.	Static function and static variable
2.	Static function variable
3.	Static Member Functions: its strictions
4.	A static member variable example.
5.	Use a static member variable independent of any object.
6.	Init static data before object creation
7.	A shared resource example.
8.	Usage and effect of a static data member