Mega Code Archive

 

Categories / C++ Tutorial / Language Basics

 

Global and block scope

#include <iostream.h> int n=0;  //Global main() {         int n = 1;         {                int n = 2 ;                {                         int n = 3;                         cout << "In inner  n=" <<n<<endl;                         cout << "Global    n=" << ::n <<endl;                }                cout << "In outter n=" <<n<<endl;                cout << "Global    n=" <<::n<<endl;         }         cout << "In main() n=" << n<<endl;         return 0 ; } In inner n=3 Global n=0 In outter n=2 Global n=0 In main() n=1