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  1. #include <iostream>
  2. #include <memory>
  3. #include <string>
  4.  
  5. class Foo {
  6. public:
  7. 	Foo(const std::string& i_name) : name(i_name)
  8. 	{}
  9.  
  10. 	std::function<void()> GetPrinter() {
  11. 		return [this]() {
  12. 			std::cout << name << std::endl;
  13. 		};
  14. 	}
  15.  
  16. 	std::string name;
  17. };
  18.  
  19. int main() {
  20. 	std::function<void()> f;
  21.  
  22. 	{
  23. 		auto foo = std::make_shared<Foo>("ok");
  24. 		f = foo->GetPrinter();
  25. 	}
  26.  
  27. 	auto foo = std::make_shared<Foo>("WRONG");
  28.  
  29. 	f();
  30.  
  31. 	return 0;
  32. }
  33.  
Success #stdin #stdout 0s 3432KB
comments ()
stdin 
Standard input is empty
stdout 
WRONG
https://ideone.com/Srp7RC
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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