What is the purpose of extern storage specifier in C++.

Trainee Asked on August 15, 2019 in C++ Language.
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1 Answer(s)

Used to resolve the scope of global symbol

#include <iostream>

using namespace std;	
main() {
   extern int i;
      
   cout<<i<<endl;
}
int i = 20;
Supporter Answered on August 15, 2019.
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