#include
using namespace std;
void func1();
void func2();
int count; // This is a global variable.
int main()
{
int i; // This is a local variable
for(i=0; i<10; i++) {
::count = i * 2;
func1();
}
return 0;
}
void func1()
{
cout << "count: " << ::count; // access global count
cout << '\n';
func2();
}
void func2()
{
int count;
for(count=0; count<3; count++)
cout << '.';
}
count: 0
...count: 2
...count: 4
...count: 6
...count: 8
...count: 10
...count: 12
...count: 14
...count: 16
...count: 18
...