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  1. #include <iostream>
  2.  
  3. struct MyInt {
  4. 	MyInt() : value(0) {}
  5.  
  6. 	MyInt& operator++() {
  7. 		std::cout << "Inside MyInt::operator++()" << std::endl;
  8. 		++value;
  9. 		return *this;
  10. 	}
  11.  
  12. 	MyInt operator++(int)  
  13. 	{
  14. 	  MyInt temp(*this);  
  15. 	  ++(*this);  
  16. 	  return temp; 
  17. 	}
  18.  
  19. 	int value;
  20. };
  21.  
  22. int main() {
  23. 	MyInt mi;
  24.  
  25. 	std::cout << "Value before: " << mi.value << std::endl;
  26. 	mi++++;
  27. 	std::cout << "Value after: " << mi.value << std::endl;
  28. }
Success #stdin #stdout 0s 15232KB
comments (?)
stdin
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Standard input is empty
stdout
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Value before: 0
Inside MyInt::operator++()
Inside MyInt::operator++()
Value after: 1
https://ideone.com/NDyUB9
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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