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  1. #include <iostream> 
  2.  
  3. using namespace std; 
  4.  
  5. class test 
  6. { 
  7. private: int a; 
  8. public:  test(){a=6;} 
  9.          int& print(){return a;} 
  10. }; 
  11.  
  12. int main() 
  13. { 
  14.    test one; 
  15.    int& b = one.print(); 
  16.    b = 8; 
  17.    cout << one.print() << endl; 
  18. }
  19.  
Success #stdin #stdout 0s 2852KB
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stdin
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Standard input is empty
stdout
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8
https://ideone.com/GNtJeo
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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