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/******************************************************************************
Online C++ Compiler.
Code, Compile, Run and Debug C++ program online.
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*******************************************************************************/
#include <iostream>
using namespace std;
int variable = 5;
void fun()
{
cout << "fun() globalne:" << variable << endl;//Globalne, bo innego nie ma
int variable = 15;
cout << "fun() lokalne:" << variable << endl;//Lokane, bo w tym miejscu kompilator widzi definicję zmiennej lokalnej variable
cout << "fun() globalne:" << ::variable << endl;//globalne, bo jasno zasygnalizowałem kompilatorowi przez użycie :: "użyj zmiennej globalnej"
}
int main()
{
int variable = 10;
fun();
cout << "main() lokalne:" << variable << endl;
cout << "main() globalne:" << ::variable << endl;
return 0;
}
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