Question

How to use using namespace std inside a function in C++

Answer 1

#include <iostream>

void example() {
    using namespace std;
    
    string str = "C++ Programming";
    
    cout << str << "\n";
}

int main() {
    
    example();
    
    int x = 10;

    std::cout << x;
}




/*
run:

C++ Programming
10

*/

 

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